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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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package org.chromium.debug.core.model;
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import org.chromium.debug.core.ChromiumDebugPlugin;
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import org.chromium.sdk.Breakpoint;
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import org.eclipse.core.resources.IMarker;
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import org.eclipse.core.resources.IResource;
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import org.eclipse.core.resources.IWorkspaceRunnable;
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import org.eclipse.core.runtime.CoreException;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.debug.core.model.IBreakpoint;
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import org.eclipse.debug.core.model.LineBreakpoint;
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import org.eclipse.osgi.util.NLS;
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/**
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* JavaScript line breakpoint.
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*/
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public class ChromiumLineBreakpoint extends LineBreakpoint {
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/** Ignore count */
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private static final String IGNORE_COUNT_ATTR = ChromiumDebugPlugin.PLUGIN_ID + ".ignoreCount"; //$NON-NLS-1$
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/** Condition */
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private static final String CONDITION_ATTR = ChromiumDebugPlugin.PLUGIN_ID + ".condition"; //$NON-NLS-1$
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private Breakpoint browserBreakpoint;
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/**
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* Default constructor is required for the breakpoint manager to re-create
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* persisted breakpoints. After instantiating a breakpoint, the setMarker
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* method is called to restore this breakpoint's attributes.
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*/
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// FIXME(apavlov): now this does not restore the browserBreakpoint value
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public ChromiumLineBreakpoint() {
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}
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public void setBreakpoint(Breakpoint breakpoint) {
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this.browserBreakpoint = breakpoint;
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}
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public Breakpoint getBrowserBreakpoint() {
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return browserBreakpoint;
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}
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/**
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* Constructs a line breakpoint on the given resource at the given line number
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* (line number is 1-based).
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*
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* @param resource file on which to set the breakpoint
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* @param lineNumber 1-based line number of the breakpoint
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* @throws CoreException if unable to create the breakpoint
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*/
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public ChromiumLineBreakpoint(final IResource resource, final int lineNumber)
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throws CoreException {
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IWorkspaceRunnable runnable = new IWorkspaceRunnable() {
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public void run(IProgressMonitor monitor) throws CoreException {
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IMarker marker = resource.createMarker(ChromiumDebugPlugin.BP_MARKER);
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setMarker(marker);
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marker.setAttribute(IBreakpoint.ENABLED, Boolean.TRUE);
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marker.setAttribute(IMarker.LINE_NUMBER, lineNumber);
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marker.setAttribute(IBreakpoint.ID, getModelIdentifier());
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marker.setAttribute(IMarker.MESSAGE, NLS.bind(
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Messages.JsLineBreakpoint_MessageMarkerFormat, resource.getName(), lineNumber));
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}
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};
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run(getMarkerRule(resource), runnable);
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}
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@Override
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public boolean isEnabled() {
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try {
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return super.isEnabled();
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} catch (CoreException e) {
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ChromiumDebugPlugin.log(e);
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return false;
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}
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}
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public void setIgnoreCount(int ignoreCount) {
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setMarkerAttribute(IGNORE_COUNT_ATTR, ignoreCount);
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}
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private void setMarkerAttribute(String attributeName, Object value) {
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try {
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setAttribute(attributeName, value);
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} catch (CoreException e) {
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ChromiumDebugPlugin.log(e);
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}
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}
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public int getIgnoreCount() {
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return getMarker().getAttribute(IGNORE_COUNT_ATTR, Breakpoint.EMPTY_VALUE);
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}
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public void setCondition(String condition) throws CoreException {
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setMarkerAttribute(CONDITION_ATTR, condition);
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}
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public String getCondition() {
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return getMarker().getAttribute(CONDITION_ATTR, null);
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}
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public String getModelIdentifier() {
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return ChromiumDebugPlugin.DEBUG_MODEL_ID;
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}
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public void changed() {
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if (browserBreakpoint != null) {
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browserBreakpoint.setCondition(getCondition());
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browserBreakpoint.setEnabled(isEnabled());
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browserBreakpoint.setIgnoreCount(getIgnoreCount());
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browserBreakpoint.flush(null);
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}
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}
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public void clear() {
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if (browserBreakpoint != null) {
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browserBreakpoint.clear(null);
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}
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}
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}
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