| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.debug.internal.crossfire.jsdi; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.URIUtil; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.Location; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference; |
| import org.eclipse.wst.jsdt.debug.core.jsdi.VirtualMachine; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.CrossFirePlugin; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.Tracing; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.transport.Attributes; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.transport.Commands; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.transport.JSON; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.transport.CFRequestPacket; |
| import org.eclipse.wst.jsdt.debug.internal.crossfire.transport.CFResponsePacket; |
| |
| /** |
| * Default implementation of {@link ScriptReference} for Crossfire |
| * |
| * @since 1.0 |
| */ |
| public class CFScriptReference extends CFMirror implements ScriptReference { |
| |
| private String context_id = null; |
| private String context_href = null; |
| private String id = null; |
| private int srclength = 0; |
| private int linecount = 0; |
| private int coloffset = 0; |
| private int lineoffset = 0; |
| private String source = null; |
| private URI sourceuri = null; |
| |
| private List linelocs = new ArrayList(); |
| |
| /** |
| * Constructor |
| * @param vm |
| * @param context_id |
| * @param json |
| */ |
| public CFScriptReference(VirtualMachine vm, String context_id, Map json) { |
| super(vm); |
| this.context_id = context_id; |
| this.id = (String) json.get(Attributes.ID); |
| this.context_href = (String) json.get(Attributes.CONTEXT_HREF); |
| initializeScript(json); |
| } |
| |
| /** |
| * Initialize the script from the given JSON map |
| * |
| * @param json |
| */ |
| void initializeScript(Map json) { |
| Number value = (Number) json.get(Attributes.SOURCE_LENGTH); |
| if(value != null) { |
| this.srclength = value.intValue(); |
| } |
| value = (Number) json.get(Attributes.LINE_COUNT); |
| if(value != null) { |
| this.linecount = value.intValue(); |
| } |
| value = (Number) json.get(Attributes.LINE_OFFSET); |
| if(value != null) { |
| this.lineoffset = value.intValue(); |
| } |
| value = (Number) json.get(Attributes.COLUMN_OFFSET); |
| if(value != null) { |
| this.coloffset = value.intValue(); |
| } |
| source = (String) json.get(Attributes.SOURCE); |
| prepareLocations(linecount); |
| } |
| |
| /** |
| * Creates the line locations |
| * |
| * @param lines |
| */ |
| void prepareLocations(int lines) { |
| linelocs.clear(); //remove old line infos |
| for (int i = 1; i <= lines; i++) { |
| linelocs.add(new CFLocation(virtualMachine(), this, null, i)); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#allLineLocations() |
| */ |
| public List allLineLocations() { |
| return Collections.unmodifiableList(linelocs); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#lineLocation(int) |
| */ |
| public Location lineLocation(int lineNumber) { |
| if(lineNumber <= linelocs.size()) { |
| return (Location) linelocs.get(lineNumber-1); |
| } |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#allFunctionLocations() |
| */ |
| public List allFunctionLocations() { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#functionLocation(java.lang.String) |
| */ |
| public Location functionLocation(String functionName) { |
| return null; |
| } |
| |
| /** |
| * The id of the script |
| * @return the id |
| */ |
| public String id() { |
| return id; |
| } |
| |
| /** |
| * The HTTP context of the script, if any. |
| * <br><br> |
| * This method can return <code>null</code> |
| * |
| * @return the HTTP context of the script or null |
| */ |
| public String hrefContext() { |
| return context_href; |
| } |
| |
| /** |
| * Returns the context id of this script - this represents the id of the owning thread |
| * <br><br> |
| * This method can return <code>null</code> |
| * |
| * @return the context id for the owning thread or <code>null</code> |
| */ |
| public String context() { |
| return context_id; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#source() |
| */ |
| public synchronized String source() { |
| if(source == null) { |
| CFRequestPacket request = new CFRequestPacket(Commands.SCRIPT, context_id); |
| request.setArgument(Attributes.INCLUDE_SOURCE, Boolean.TRUE); |
| request.setArgument(Attributes.URL, id); |
| CFResponsePacket response = crossfire().sendRequest(request); |
| if(response.isSuccess()) { |
| initializeScript((Map) response.getBody().get(Attributes.SCRIPT)); |
| } |
| else if(TRACE) { |
| Tracing.writeString("SCRIPTREF [failed source request]: "+JSON.serialize(request)); //$NON-NLS-1$ |
| } |
| } |
| return source; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.debug.core.jsdi.ScriptReference#sourceURI() |
| */ |
| public synchronized URI sourceURI() { |
| if(sourceuri == null) { |
| try { |
| sourceuri = URIUtil.fromString(id); |
| } |
| catch(IllegalArgumentException iae) { |
| try { |
| sourceuri = CrossFirePlugin.fileURI(new Path(id)); |
| } catch (URISyntaxException e) { |
| CrossFirePlugin.log(e); |
| } |
| } |
| catch(URISyntaxException urise) { |
| CrossFirePlugin.log(urise); |
| } |
| } |
| return sourceuri; |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#toString() |
| */ |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("ScriptReference: [context_id - ").append(context_id).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [context_href - ").append(context_href).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [id - ").append(id).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [srclength - ").append(srclength).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [linecount - ").append(linecount).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [lineoffset - ").append(lineoffset).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append(" [coloffset - ").append(coloffset).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| buffer.append("\nSource: \n").append(source); //$NON-NLS-1$ |
| return super.toString(); |
| } |
| } |