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1
11 package org.eclipse.ant.internal.ui.model;
12
13 import com.ibm.icu.text.MessageFormat;
14 import java.util.ArrayList  ;
15 import java.util.Iterator ;
16 import java.util.List ;
17
18 import org.eclipse.ant.internal.ui.AntUIPlugin;
19 import org.eclipse.ant.internal.ui.debug.model.AntLineBreakpoint;
20 import org.eclipse.ant.internal.ui.debug.model.DebugModelMessages;
21 import org.eclipse.core.resources.IMarker;
22 import org.eclipse.core.resources.IMarkerDelta;
23 import org.eclipse.core.resources.IWorkspaceRunnable;
24 import org.eclipse.core.resources.ResourcesPlugin;
25 import org.eclipse.core.runtime.CoreException;
26 import org.eclipse.core.runtime.IProgressMonitor;
27 import org.eclipse.debug.core.DebugPlugin;
28 import org.eclipse.debug.core.IBreakpointsListener;
29 import org.eclipse.debug.core.model.IBreakpoint;
30
31 public class AntModelCore implements IBreakpointsListener {
32
33 private static AntModelCore inst;
34
35 public static AntModelCore getDefault() {
36 if (inst == null) {
37 inst= new AntModelCore();
38 }
39
40 return inst;
41 }
42
43 private List fModelChangeListeners= new ArrayList ();
44
45 private AntModelCore() { }
46
47 public void addAntModelListener(IAntModelListener listener) {
48 synchronized (fModelChangeListeners) {
49 fModelChangeListeners.add(listener);
50 }
51 }
52
53 public void removeAntModelListener(IAntModelListener listener) {
54 synchronized (fModelChangeListeners) {
55 fModelChangeListeners.remove(listener);
56 }
57 }
58
59 public void notifyAntModelListeners(AntModelChangeEvent event) {
60 Iterator i;
61 synchronized (fModelChangeListeners) {
62 i= new ArrayList (fModelChangeListeners).iterator();
63 }
64 while (i.hasNext()) {
65 ((IAntModelListener)i.next()).antModelChanged(event);
66 }
67 }
68
69
75 private void updateBreakpointMessages(final IBreakpoint[] breakpoints) {
76 IWorkspaceRunnable runnable = new IWorkspaceRunnable() {
77 public void run(IProgressMonitor monitor) throws CoreException {
78 for (int i = 0; i < breakpoints.length; i++) {
79 IBreakpoint breakpoint= breakpoints[i];
80 if (breakpoint instanceof AntLineBreakpoint) {
81 IMarker marker = breakpoint.getMarker();
82 if (marker.exists()) {
83 int lineNumber= marker.getAttribute(IMarker.LINE_NUMBER, 0);
84 marker.setAttribute(IMarker.MESSAGE, MessageFormat.format(DebugModelMessages.AntLineBreakpoint_0, new String [] {Integer.toString(lineNumber)}));
85 }
86 }
87 }
88 }
89 };
90 try {
91 ResourcesPlugin.getWorkspace().run(runnable, null, 0, null);
92 } catch (CoreException e) {
93 AntUIPlugin.log(e);
94 }
95 }
96
97 public void breakpointsAdded(IBreakpoint[] breakpoints) {
98 }
99
100 public void breakpointsRemoved(IBreakpoint[] breakpoints, IMarkerDelta[] deltas) {
101 }
102
103 public void breakpointsChanged(IBreakpoint[] breakpoints, IMarkerDelta[] deltas) {
104 updateBreakpointMessages(breakpoints);
105 }
106
107 public void stopBreakpointListening() {
108 DebugPlugin.getDefault().getBreakpointManager().removeBreakpointListener(this);
109 }
110
111 public void startBreakpointListening() {
112 DebugPlugin.getDefault().getBreakpointManager().addBreakpointListener(this);
113 }
114 }
115 |
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