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Java > Open Source Codes > org > eclipse > debug > internal > core > SystemPropertyResolver


1 /*******************************************************************************
2  * Copyright (c) 2005 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11
12 package org.eclipse.debug.internal.core;
13
14 import org.eclipse.core.runtime.CoreException;
15 import org.eclipse.core.runtime.IStatus;
16 import org.eclipse.core.runtime.Status;
17 import org.eclipse.core.variables.IDynamicVariable;
18 import org.eclipse.core.variables.IDynamicVariableResolver;
19 import org.eclipse.debug.core.DebugPlugin;
20
21 /**
22  * Resolves the value of system properties from the Eclipse SDK runtime.
23  */
24 public class SystemPropertyResolver implements IDynamicVariableResolver {
25
26     /* (non-Javadoc)
27      * @see org.eclipse.core.variables.IDynamicVariableResolver#resolveValue(org.eclipse.core.variables.IDynamicVariable, java.lang.String)
28      */
29     public String JavaDoc resolveValue(IDynamicVariable variable, String JavaDoc argument) throws CoreException {
30         if (argument == null) {
31             throw new CoreException(new Status(IStatus.ERROR, DebugPlugin.getUniqueIdentifier(), IStatus.ERROR, DebugCoreMessages.SystemPropertyResolver_0, null));
32         }
33         return System.getProperty(argument);
34     }
35
36 }
37
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