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6824493: experimental support for additional info for instructions

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Reviewed-by: mcimadamore
This commit is contained in:
Jonathan Gibbons 2009-05-19 11:50:54 -07:00
parent f05e74203e
commit 72b623769a
13 changed files with 1024 additions and 11 deletions
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21
langtools/src/share/classes/com/sun/tools/javap/BasicWriter.java
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@ -44,6 +44,9 @@ public class BasicWriter {
protected BasicWriter(Context context) {
lineWriter = LineWriter.instance(context);
out = context.get(PrintWriter.class);
messages = context.get(Messages.class);
if (messages == null)
throw new AssertionError();
}
protected void print(String s) {
@ -88,8 +91,26 @@ public class BasicWriter {
return "???";
}
protected String space(int w) {
if (w < spaces.length && spaces[w] != null)
return spaces[w];
StringBuilder sb = new StringBuilder();
for (int i = 0; i < w; i++)
sb.append(" ");
String s = sb.toString();
if (w < spaces.length)
spaces[w] = s;
return s;
}
private String[] spaces = new String[80];
private LineWriter lineWriter;
private PrintWriter out;
protected Messages messages;
private static class LineWriter {
static LineWriter instance(Context context) {