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tweak to attempt to fully drain streams. 

git-svn-id: https://wala.svn.sourceforge.net/svnroot/wala/trunk@2227 f5eafffb-2e1d-0410-98e4-8ec43c5233c4
This commit is contained in:
sjfink 2007-12-20 19:25:03 +00:00
parent af9e03b63c
commit f95a1cb991
1 changed files with 11 additions and 11 deletions
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22
com.ibm.wala.core/src/com/ibm/wala/dynamic/Launcher.java
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@ -30,7 +30,7 @@ public abstract class Launcher {
protected Map env = null;
protected byte[] stdOut = null;
protected byte[] stdErr = null;
private byte[] input = null;
@ -39,7 +39,7 @@ public abstract class Launcher {
* capture the contents of stdout?
*/
private final boolean captureOutput;
/**
* capture the contents of stderr?
*/
@ -90,7 +90,7 @@ public abstract class Launcher {
* @return an object representing the process
* @throws WalaException
* @throws IllegalArgumentException
* @throws IOException
* @throws IOException
*/
protected Process spawnProcess(String cmd) throws IllegalArgumentException, IOException {
if (cmd == null) {
@ -149,7 +149,7 @@ public abstract class Launcher {
result.start();
return result;
}
protected Drainer captureStdErr(Process p) {
final BufferedInputStream out = new BufferedInputStream(p.getErrorStream());
final ByteArrayOutputStream b = new ByteArrayOutputStream();
@ -188,7 +188,7 @@ public abstract class Launcher {
try {
Thread.sleep(500);
} catch (InterruptedException e1) {
e1.printStackTrace();
// e1.printStackTrace();
// just ignore and continue
}
drain();
@ -218,7 +218,7 @@ public abstract class Launcher {
}
private void drainAndPrint(BufferedInputStream s, PrintStream p) throws IOException {
if (s.available() > 0) {
while (s.available() > 0) {
byte[] data = new byte[s.available()];
s.read(data);
p.print(new String(data));
@ -226,7 +226,7 @@ public abstract class Launcher {
}
private void drainAndCatch(BufferedInputStream s, ByteArrayOutputStream b) throws IOException {
if (s.available() > 0) {
while (s.available() > 0) {
byte[] data = new byte[s.available()];
int nRead = s.read(data);
b.write(data, 0, nRead);
@ -236,7 +236,7 @@ public abstract class Launcher {
public boolean isCaptureOutput() {
return captureOutput;
}
public boolean isCaptureErr() {
return captureErr;
}
@ -244,15 +244,15 @@ public abstract class Launcher {
public byte[] getStdOut() {
return stdOut;
}
public byte[] getStderr() {
return stdErr;
}
protected void setStdOut(byte[] newOutput) {
stdOut = newOutput;
}
protected void setStdErr(byte[] newErr) {
stdErr = newErr;
}