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[platform/core/csapi/tizenfx.git] / pkg / Tizen.NET.API6 / build / tizen60 / ref / System.Diagnostics.Contracts.xml
1 <?xml version="1.0" encoding="utf-8"?><doc>
2   <assembly>
3     <name>System.Diagnostics.Contracts</name>
4   </assembly>
5   <members>
6     <member name="T:System.Diagnostics.Contracts.PureAttribute">
7       <summary>Indicates that a type or method is pure, that is, it does not make any visible state changes.</summary>
8     </member>
9     <member name="M:System.Diagnostics.Contracts.PureAttribute.#ctor">
10       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.PureAttribute"></see> class.</summary>
11     </member>
12     <member name="T:System.Diagnostics.Contracts.ContractVerificationAttribute">
13       <summary>Instructs analysis tools to assume the correctness of an assembly, type, or member without performing static verification.</summary>
14     </member>
15     <member name="M:System.Diagnostics.Contracts.ContractVerificationAttribute.#ctor(System.Boolean)">
16       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractVerificationAttribute"></see> class.</summary>
17       <param name="value"><see langword="true"></see> to require verification; otherwise, <see langword="false"></see>.</param>
18     </member>
19     <member name="P:System.Diagnostics.Contracts.ContractVerificationAttribute.Value">
20       <summary>Gets the value that indicates whether to verify the contract of the target.</summary>
21       <returns><see langword="true"></see> if verification is required; otherwise, <see langword="false"></see>.</returns>
22     </member>
23     <member name="T:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute">
24       <summary>Identifies a member that has no run-time behavior.</summary>
25     </member>
26     <member name="M:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute.#ctor">
27       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute"></see> class.</summary>
28     </member>
29     <member name="T:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute">
30       <summary>Specifies that an assembly is a reference assembly that contains contracts.</summary>
31     </member>
32     <member name="M:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute.#ctor">
33       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute"></see> class.</summary>
34     </member>
35     <member name="T:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute">
36       <summary>Specifies that a field can be used in method contracts when the field has less visibility than the method.</summary>
37     </member>
38     <member name="M:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute.#ctor(System.String)">
39       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute"></see> class.</summary>
40       <param name="name">The property name to apply to the field.</param>
41     </member>
42     <member name="P:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute.Name">
43       <summary>Gets the property name to be applied to the field.</summary>
44       <returns>The property name to be applied to the field.</returns>
45     </member>
46     <member name="T:System.Diagnostics.Contracts.ContractOptionAttribute">
47       <summary>Enables you to set contract and tool options at assembly, type, or method granularity.</summary>
48     </member>
49     <member name="M:System.Diagnostics.Contracts.ContractOptionAttribute.#ctor(System.String,System.String,System.Boolean)">
50       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractOptionAttribute"></see> class by using the provided category, setting, and enable/disable value.</summary>
51       <param name="category">The category for the option to be set.</param>
52       <param name="setting">The option setting.</param>
53       <param name="enabled"><see langword="true"></see> to enable the option; <see langword="false"></see> to disable the option.</param>
54     </member>
55     <member name="M:System.Diagnostics.Contracts.ContractOptionAttribute.#ctor(System.String,System.String,System.String)">
56       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractOptionAttribute"></see> class by using the provided category, setting, and value.</summary>
57       <param name="category">The category of the option to be set.</param>
58       <param name="setting">The option setting.</param>
59       <param name="value">The value for the setting.</param>
60     </member>
61     <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Category">
62       <summary>Gets the category of the option.</summary>
63       <returns>The category of the option.</returns>
64     </member>
65     <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Enabled">
66       <summary>Determines if an option is enabled.</summary>
67       <returns><see langword="true"></see> if the option is enabled; otherwise, <see langword="false"></see>.</returns>
68     </member>
69     <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Setting">
70       <summary>Gets the setting for the option.</summary>
71       <returns>The setting for the option.</returns>
72     </member>
73     <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Value">
74       <summary>Gets the value for the option.</summary>
75       <returns>The value for the option.</returns>
76     </member>
77     <member name="T:System.Diagnostics.Contracts.ContractInvariantMethodAttribute">
78       <summary>Marks a method as being the invariant method for a class.</summary>
79     </member>
80     <member name="M:System.Diagnostics.Contracts.ContractInvariantMethodAttribute.#ctor">
81       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractInvariantMethodAttribute"></see> class.</summary>
82     </member>
83     <member name="T:System.Diagnostics.Contracts.ContractFailureKind">
84       <summary>Specifies the type of contract that failed.</summary>
85     </member>
86     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Assert">
87       <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Assert"></see> contract failed.</summary>
88       <returns></returns>
89     </member>
90     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Assume">
91       <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Assume"></see> contract failed.</summary>
92       <returns></returns>
93     </member>
94     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Invariant">
95       <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Invariant"></see> contract failed.</summary>
96       <returns></returns>
97     </member>
98     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Postcondition">
99       <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Ensures"></see> contract failed.</summary>
100       <returns></returns>
101     </member>
102     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.PostconditionOnException">
103       <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.EnsuresOnThrow"></see> contract failed.</summary>
104       <returns></returns>
105     </member>
106     <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Precondition">
107       <summary>A <see cref="Overload:System.Diagnostics.Contracts.Contract.Requires"></see> contract failed.</summary>
108       <returns></returns>
109     </member>
110     <member name="T:System.Diagnostics.Contracts.ContractFailedEventArgs">
111       <summary>Provides methods and data for the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
112     </member>
113     <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.#ctor(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.Exception)">
114       <summary>Provides data for the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
115       <param name="failureKind">One of the enumeration values that specifies the contract that failed.</param>
116       <param name="message">The message for the event.</param>
117       <param name="condition">The condition for the event.</param>
118       <param name="originalException">The exception that caused the event.</param>
119     </member>
120     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Condition">
121       <summary>Gets the condition for the failure of the contract.</summary>
122       <returns>The condition for the failure.</returns>
123     </member>
124     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.FailureKind">
125       <summary>Gets the type of contract that failed.</summary>
126       <returns>One of the enumeration values that specifies the type of contract that failed.</returns>
127     </member>
128     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Handled">
129       <summary>Indicates whether the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event has been handled.</summary>
130       <returns><see langword="true"></see> if the event has been handled; otherwise, <see langword="false"></see>.</returns>
131     </member>
132     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Message">
133       <summary>Gets the message that describes the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
134       <returns>The message that describes the event.</returns>
135     </member>
136     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.OriginalException">
137       <summary>Gets the original exception that caused the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
138       <returns>The exception that caused the event.</returns>
139     </member>
140     <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.SetHandled">
141       <summary>Sets the <see cref="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Handled"></see> property to <see langword="true"></see>.</summary>
142     </member>
143     <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.SetUnwind">
144       <summary>Sets the <see cref="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Unwind"></see> property to <see langword="true"></see>.</summary>
145     </member>
146     <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Unwind">
147       <summary>Indicates whether the code contract escalation policy should be applied.</summary>
148       <returns><see langword="true"></see> to apply the escalation policy; otherwise, <see langword="false"></see>. The default is <see langword="false"></see>.</returns>
149     </member>
150     <member name="T:System.Diagnostics.Contracts.ContractClassForAttribute">
151       <summary>Specifies that a class is a contract for a type.</summary>
152     </member>
153     <member name="M:System.Diagnostics.Contracts.ContractClassForAttribute.#ctor(System.Type)">
154       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractClassForAttribute"></see> class, specifying the type the current class is a contract for.</summary>
155       <param name="typeContractsAreFor">The type the current class is a contract for.</param>
156     </member>
157     <member name="P:System.Diagnostics.Contracts.ContractClassForAttribute.TypeContractsAreFor">
158       <summary>Gets the type that this code contract applies to.</summary>
159       <returns>The type that this contract applies to.</returns>
160     </member>
161     <member name="T:System.Diagnostics.Contracts.ContractClassAttribute">
162       <summary>Specifies that a separate type contains the code contracts for this type.</summary>
163     </member>
164     <member name="M:System.Diagnostics.Contracts.ContractClassAttribute.#ctor(System.Type)">
165       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractClassAttribute"></see> class.</summary>
166       <param name="typeContainingContracts">The type that contains the code contracts for this type.</param>
167     </member>
168     <member name="P:System.Diagnostics.Contracts.ContractClassAttribute.TypeContainingContracts">
169       <summary>Gets the type that contains the code contracts for this type.</summary>
170       <returns>The type that contains the code contracts for this type.</returns>
171     </member>
172     <member name="T:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute">
173       <summary>Enables the factoring of legacy <see langword="if-then-throw"></see> code into separate methods for reuse, and provides full control over thrown exceptions and arguments.</summary>
174     </member>
175     <member name="M:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute.#ctor">
176       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute"></see> class.</summary>
177     </member>
178     <member name="T:System.Diagnostics.Contracts.ContractAbbreviatorAttribute">
179       <summary>Defines abbreviations that you can use in place of the full contract syntax.</summary>
180     </member>
181     <member name="M:System.Diagnostics.Contracts.ContractAbbreviatorAttribute.#ctor">
182       <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractAbbreviatorAttribute"></see> class.</summary>
183     </member>
184     <member name="T:System.Diagnostics.Contracts.Contract">
185       <summary>Contains static methods for representing program contracts such as preconditions, postconditions, and object invariants.</summary>
186     </member>
187     <member name="M:System.Diagnostics.Contracts.Contract.Assert(System.Boolean)">
188       <summary>Checks for a condition; if the condition is <see langword="false"></see>, follows the escalation policy set for the analyzer.</summary>
189       <param name="condition">The conditional expression to test.</param>
190     </member>
191     <member name="M:System.Diagnostics.Contracts.Contract.Assert(System.Boolean,System.String)">
192       <summary>Checks for a condition; if the condition is <see langword="false"></see>, follows the escalation policy set by the analyzer and displays the specified message.</summary>
193       <param name="condition">The conditional expression to test.</param>
194       <param name="userMessage">A message to display if the condition is not met.</param>
195     </member>
196     <member name="M:System.Diagnostics.Contracts.Contract.Assume(System.Boolean)">
197       <summary>Instructs code analysis tools to assume that the specified condition is <see langword="true"></see>, even if it cannot be statically proven to always be <see langword="true"></see>.</summary>
198       <param name="condition">The conditional expression to assume <see langword="true"></see>.</param>
199     </member>
200     <member name="M:System.Diagnostics.Contracts.Contract.Assume(System.Boolean,System.String)">
201       <summary>Instructs code analysis tools to assume that a condition is <see langword="true"></see>, even if it cannot be statically proven to always be <see langword="true"></see>, and displays a message if the assumption fails.</summary>
202       <param name="condition">The conditional expression to assume <see langword="true"></see>.</param>
203       <param name="userMessage">The message to post if the assumption fails.</param>
204     </member>
205     <member name="E:System.Diagnostics.Contracts.Contract.ContractFailed">
206       <summary>Occurs when a contract fails.</summary>
207     </member>
208     <member name="M:System.Diagnostics.Contracts.Contract.EndContractBlock">
209       <summary>Marks the end of the contract section when a method&amp;#39;s contracts contain only preconditions in the <see langword="if"></see>-<see langword="then"></see>-<see langword="throw"></see> form.</summary>
210     </member>
211     <member name="M:System.Diagnostics.Contracts.Contract.Ensures(System.Boolean)">
212       <summary>Specifies a postcondition contract for the enclosing method or property.</summary>
213       <param name="condition">The conditional expression to test. The expression may include <see cref="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)"></see>, <see cref="M:System.Diagnostics.Contracts.Contract.ValueAtReturn``1(``0@)"></see>, and <see cref="M:System.Diagnostics.Contracts.Contract.Result``1"></see> values.</param>
214     </member>
215     <member name="M:System.Diagnostics.Contracts.Contract.Ensures(System.Boolean,System.String)">
216       <summary>Specifies a postcondition contract for a provided exit condition and a message to display if the condition is <see langword="false"></see>.</summary>
217       <param name="condition">The conditional expression to test. The expression may include <see cref="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)"></see> and <see cref="M:System.Diagnostics.Contracts.Contract.Result``1"></see> values.</param>
218       <param name="userMessage">The message to display if the expression is not <see langword="true"></see>.</param>
219     </member>
220     <member name="M:System.Diagnostics.Contracts.Contract.EnsuresOnThrow``1(System.Boolean)">
221       <summary>Specifies a postcondition contract for the enclosing method or property, based on the provided exception and condition.</summary>
222       <param name="condition">The conditional expression to test.</param>
223       <typeparam name="TException">The type of exception that invokes the postcondition check.</typeparam>
224     </member>
225     <member name="M:System.Diagnostics.Contracts.Contract.EnsuresOnThrow``1(System.Boolean,System.String)">
226       <summary>Specifies a postcondition contract and a message to display if the condition is <see langword="false"></see> for the enclosing method or property, based on the provided exception and condition.</summary>
227       <param name="condition">The conditional expression to test.</param>
228       <param name="userMessage">The message to display if the expression is <see langword="false"></see>.</param>
229       <typeparam name="TException">The type of exception that invokes the postcondition check.</typeparam>
230     </member>
231     <member name="M:System.Diagnostics.Contracts.Contract.Exists(System.Int32,System.Int32,System.Predicate{System.Int32})">
232       <summary>Determines whether a specified test is true for any integer within a range of integers.</summary>
233       <param name="fromInclusive">The first integer to pass to predicate.</param>
234       <param name="toExclusive">One more than the last integer to pass to predicate.</param>
235       <param name="predicate">The function to evaluate for any value of the integer in the specified range.</param>
236       <returns><see langword="true"></see> if <paramref name="predicate">predicate</paramref> returns <see langword="true"></see> for any integer starting from <paramref name="fromInclusive">fromInclusive</paramref> to <paramref name="toExclusive">toExclusive</paramref> - 1.</returns>
237       <exception cref="T:System.ArgumentNullException"><paramref name="predicate">predicate</paramref> is <see langword="null"></see>.</exception>
238       <exception cref="T:System.ArgumentException"><paramref name="toExclusive">toExclusive</paramref> is less than <paramref name="fromInclusive">fromInclusive</paramref>.</exception>
239     </member>
240     <member name="M:System.Diagnostics.Contracts.Contract.Exists``1(System.Collections.Generic.IEnumerable{``0},System.Predicate{``0})">
241       <summary>Determines whether an element within a collection of elements exists within a function.</summary>
242       <param name="collection">The collection from which elements of type T will be drawn to pass to predicate.</param>
243       <param name="predicate">The function to evaluate for an element in collection.</param>
244       <typeparam name="T">The type that is contained in collection.</typeparam>
245       <returns><see langword="true"></see> if and only if <paramref name="predicate">predicate</paramref> returns <see langword="true"></see> for any element of type <paramref name="T">T</paramref> in <paramref name="collection">collection</paramref>.</returns>
246       <exception cref="T:System.ArgumentNullException"><paramref name="collection">collection</paramref> or <paramref name="predicate">predicate</paramref> is <see langword="null"></see>.</exception>
247     </member>
248     <member name="M:System.Diagnostics.Contracts.Contract.ForAll(System.Int32,System.Int32,System.Predicate{System.Int32})">
249       <summary>Determines whether a particular condition is valid for all integers in a specified range.</summary>
250       <param name="fromInclusive">The first integer to pass to predicate.</param>
251       <param name="toExclusive">One more than the last integer to pass to predicate.</param>
252       <param name="predicate">The function to evaluate for the existence of the integers in the specified range.</param>
253       <returns><see langword="true"></see> if <paramref name="predicate">predicate</paramref> returns <see langword="true"></see> for all integers starting from <paramref name="fromInclusive">fromInclusive</paramref> to <paramref name="toExclusive">toExclusive</paramref> - 1.</returns>
254       <exception cref="T:System.ArgumentNullException"><paramref name="predicate">predicate</paramref> is <see langword="null"></see>.</exception>
255       <exception cref="T:System.ArgumentException"><paramref name="toExclusive">toExclusive</paramref> is less than <paramref name="fromInclusive">fromInclusive</paramref>.</exception>
256     </member>
257     <member name="M:System.Diagnostics.Contracts.Contract.ForAll``1(System.Collections.Generic.IEnumerable{``0},System.Predicate{``0})">
258       <summary>Determines whether all the elements in a collection exist within a function.</summary>
259       <param name="collection">The collection from which elements of type T will be drawn to pass to predicate.</param>
260       <param name="predicate">The function to evaluate for the existence of all the elements in collection.</param>
261       <typeparam name="T">The type that is contained in collection.</typeparam>
262       <returns><see langword="true"></see> if and only if <paramref name="predicate">predicate</paramref> returns <see langword="true"></see> for all elements of type <paramref name="T">T</paramref> in <paramref name="collection">collection</paramref>.</returns>
263       <exception cref="T:System.ArgumentNullException"><paramref name="collection">collection</paramref> or <paramref name="predicate">predicate</paramref> is <see langword="null"></see>.</exception>
264     </member>
265     <member name="M:System.Diagnostics.Contracts.Contract.Invariant(System.Boolean)">
266       <summary>Specifies an invariant contract for the enclosing method or property.</summary>
267       <param name="condition">The conditional expression to test.</param>
268     </member>
269     <member name="M:System.Diagnostics.Contracts.Contract.Invariant(System.Boolean,System.String)">
270       <summary>Specifies an invariant contract for the enclosing method or property, and displays a message if the condition for the contract fails.</summary>
271       <param name="condition">The conditional expression to test.</param>
272       <param name="userMessage">The message to display if the condition is <see langword="false"></see>.</param>
273     </member>
274     <member name="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)">
275       <summary>Represents values as they were at the start of a method or property.</summary>
276       <param name="value">The value to represent (field or parameter).</param>
277       <typeparam name="T">The type of value.</typeparam>
278       <returns>The value of the parameter or field at the start of a method or property.</returns>
279     </member>
280     <member name="M:System.Diagnostics.Contracts.Contract.Requires(System.Boolean)">
281       <summary>Specifies a precondition contract for the enclosing method or property.</summary>
282       <param name="condition">The conditional expression to test.</param>
283     </member>
284     <member name="M:System.Diagnostics.Contracts.Contract.Requires(System.Boolean,System.String)">
285       <summary>Specifies a precondition contract for the enclosing method or property, and displays a message if the condition for the contract fails.</summary>
286       <param name="condition">The conditional expression to test.</param>
287       <param name="userMessage">The message to display if the condition is <see langword="false"></see>.</param>
288     </member>
289     <member name="M:System.Diagnostics.Contracts.Contract.Requires``1(System.Boolean)">
290       <summary>Specifies a precondition contract for the enclosing method or property, and throws an exception if the condition for the contract fails.</summary>
291       <param name="condition">The conditional expression to test.</param>
292       <typeparam name="TException">The exception to throw if the condition is <see langword="false"></see>.</typeparam>
293     </member>
294     <member name="M:System.Diagnostics.Contracts.Contract.Requires``1(System.Boolean,System.String)">
295       <summary>Specifies a precondition contract for the enclosing method or property, and throws an exception with the provided message if the condition for the contract fails.</summary>
296       <param name="condition">The conditional expression to test.</param>
297       <param name="userMessage">The message to display if the condition is <see langword="false"></see>.</param>
298       <typeparam name="TException">The exception to throw if the condition is <see langword="false"></see>.</typeparam>
299     </member>
300     <member name="M:System.Diagnostics.Contracts.Contract.Result``1">
301       <summary>Represents the return value of a method or property.</summary>
302       <typeparam name="T">Type of return value of the enclosing method or property.</typeparam>
303       <returns>Return value of the enclosing method or property.</returns>
304     </member>
305     <member name="M:System.Diagnostics.Contracts.Contract.ValueAtReturn``1(``0@)">
306       <summary>Represents the final (output) value of an <see langword="out"></see> parameter when returning from a method.</summary>
307       <param name="value">The <see langword="out"></see> parameter.</param>
308       <typeparam name="T">The type of the <see langword="out"></see> parameter.</typeparam>
309       <returns>The output value of the <see langword="out"></see> parameter.</returns>
310     </member>
311     <member name="T:System.Runtime.CompilerServices.ContractHelper">
312       <summary>Provides methods that the binary rewriter uses to handle contract failures.</summary>
313     </member>
314     <member name="M:System.Runtime.CompilerServices.ContractHelper.RaiseContractFailedEvent(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.Exception)">
315       <summary>Used by the binary rewriter to activate the default failure behavior.</summary>
316       <param name="failureKind">One of the enumeration values that specifies the type of failure.</param>
317       <param name="userMessage">Additional user information.</param>
318       <param name="conditionText">The description of the condition that caused the failure.</param>
319       <param name="innerException">The inner exception that caused the current exception.</param>
320       <returns>A null reference (<see langword="Nothing"></see> in Visual Basic) if the event was handled and should not trigger a failure; otherwise, returns the localized failure message.</returns>
321       <exception cref="T:System.ArgumentException"><paramref name="failureKind">failureKind</paramref> is not a valid <see cref="System.Diagnostics.Contracts.ContractFailureKind"></see> value.</exception>
322     </member>
323     <member name="M:System.Runtime.CompilerServices.ContractHelper.TriggerFailure(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.String,System.Exception)">
324       <summary>Triggers the default failure behavior.</summary>
325       <param name="kind">One of the enumeration values that specifies the type of failure.</param>
326       <param name="displayMessage">The message to display.</param>
327       <param name="userMessage">Additional user information.</param>
328       <param name="conditionText">The description of the condition that caused the failure.</param>
329       <param name="innerException">The inner exception that caused the current exception.</param>
330     </member>
331   </members>
332 </doc>