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1 package jester;
2
3 public abstract class SimpleCodeMangler implements CodeMangler {
4 private ClassSourceCodeChanger sourceCodeSystem;
5 private int indexOfLastChange = -1;
7 public SimpleCodeMangler(ClassSourceCodeChanger sourceCodeSystem) {
8 super();
9 this.sourceCodeSystem = sourceCodeSystem;
10 }
11 int getIndexOfLastChange() {
12 return indexOfLastChange;
13 }
14 IgnoreListDocument getOriginalContents() throws ConfigurationException {
15 return sourceCodeSystem.getOriginalContents();
16 }
17 boolean makeChange(int index, String  valueChangedFrom, String valueChangedTo) throws SourceChangeException {
18 try {
19 sourceCodeSystem.writeOverSourceReplacing(index, valueChangedFrom, valueChangedTo);
20 indexOfLastChange = index;
21 return true;
22 } catch (SourceChangeException ex) {
23 indexOfLastChange = index;
24 return makeSomeChangeToFileSource();
25 }
26 }
27 public boolean makeChangeToClass() throws SourceChangeException {
28 boolean couldMakeChange = makeSomeChangeToFileSource();
29 boolean everMadeAChange = indexOfLastChange != -1;
30 if (!couldMakeChange && everMadeAChange) {
31 sourceCodeSystem.writeOriginalContentsBack();
32 }
33 return couldMakeChange;
34 }
35 abstract boolean makeSomeChangeToFileSource() throws SourceChangeException;
36 } |
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