com.eclipsesource.v8.debug.ScriptBreakPoint Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of j2v8_win32_x86_64 Show documentation
Show all versions of j2v8_win32_x86_64 Show documentation
J2V8 is a set of Java bindings for V8
The newest version!
/*******************************************************************************
* Copyright (c) 2016 EclipseSource and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* EclipseSource - initial API and implementation
******************************************************************************/
package com.eclipsesource.v8.debug;
import com.eclipsesource.v8.Releasable;
import com.eclipsesource.v8.V8Array;
import com.eclipsesource.v8.V8Object;
import com.eclipsesource.v8.V8ResultUndefined;
/**
* Represents a BreakPoint.
*/
public class ScriptBreakPoint implements Releasable {
private static final String CONDITION = "condition";
private static final String LINE = "line";
private static final String NUMBER = "number";
private static final String SET_CONDITION = "setCondition";
private V8Object v8Object;
ScriptBreakPoint(final V8Object v8Object) {
this.v8Object = v8Object.twin();
}
/**
* Returns the ID of this breakpoint.
*
* @return The ID (breakpoint number) of this breakpoint.
*/
public int getBreakPointNumber() {
return v8Object.executeIntegerFunction(NUMBER, null);
}
/**
* Returns the line number of this breakpoint.
*
* @return The line number of this breakpoint.
*/
public int getLine() {
return v8Object.executeIntegerFunction(LINE, null);
}
/**
* Sets a condition to be evaluated before determining if
* the breakpoint event should be fired.
*
* @param condition A JavaScript condition to be evaluated.
*/
public void setCondition(final String condition) {
V8Array parameters = new V8Array(v8Object.getRuntime());
parameters.push(condition);
try {
v8Object.executeVoidFunction(SET_CONDITION, parameters);
} finally {
parameters.release();
}
}
/**
* Returns the condition set on this breakpoint or the String
* 'undefined' if a condition was not set.
*
* @return The condition set on this breakpoint.
*/
public String getCondition() {
try {
return v8Object.executeStringFunction(CONDITION, null);
} catch (V8ResultUndefined e) {
return "undefined";
}
}
@Override
public void release() {
if ((v8Object != null) && !v8Object.isReleased()) {
v8Object.release();
v8Object = null;
}
}
}