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add default method getData(DataKey) to DataContext interface

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This commit is contained in:
Konstantin Bulenkov
2016-05-23 19:43:51 +02:00
parent 1a90a3a59e
commit 1e6af37469
1 changed files with 15 additions and 1 deletions
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platform/editor-ui-api/src/com/intellij/openapi/actionSystem/DataContext.java
+15 -1
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@@ -1,5 +1,5 @@
/*
* Copyright 2000-2013 JetBrains s.r.o.
* Copyright 2000-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
package com.intellij.openapi.actionSystem;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
@@ -34,6 +35,7 @@ public interface DataContext {
*
* @param dataId the data identifier for which the value is requested.
* @return the value, or null if no value is available in the current context for this identifier.
* @deprecated use {@link DataContext#getData(DataKey)}
*/
@Nullable
Object getData(@NonNls String dataId);
@@ -45,4 +47,16 @@ public interface DataContext {
return null;
}
};
/**
* Returns the value corresponding to the specified data key. Some of the supported
* data identifiers are defined in the {@link com.intellij.openapi.actionSystem.PlatformDataKeys} class.
*
* @param key the data key for which the value is requested.
* @return the value, or null if no value is available in the current context for this identifier.
*/
@Nullable
default <T> T getData(@NotNull DataKey<T> key) {
return (T)getData(key.getName());
}
}