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fix some warnings from findbugs

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Only one of these, possible incomplete skip
from DataInput.skipBytes(), was a real problem
I think.
This commit is contained in:
Havoc Pennington 2012-04-12 15:33:15 -04:00
parent db3a676c02
commit aea95bd228
5 changed files with 14 additions and 4 deletions
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1
config/src/main/java/com/typesafe/config/ConfigParseOptions.java
View File

@ -71,6 +71,7 @@ public final class ConfigParseOptions {
* @return options with the origin description set
*/
public ConfigParseOptions setOriginDescription(String originDescription) {
// findbugs complains about == here but is wrong, do not "fix"
if (this.originDescription == originDescription)
return this;
else if (this.originDescription != null && originDescription != null

2
config/src/main/java/com/typesafe/config/impl/ConfigNumber.java
View File

@ -58,7 +58,7 @@ abstract class ConfigNumber extends AbstractConfigValue implements Serializable
@Override
public boolean equals(Object other) {
// note that "origin" is deliberately NOT part of equality
if (canEqual(other)) {
if (other instanceof ConfigNumber && canEqual(other)) {
ConfigNumber n = (ConfigNumber) other;
if (isWhole()) {
return n.isWhole() && this.longValue() == n.longValue();

2
config/src/main/java/com/typesafe/config/impl/ResolveSource.java
View File

@ -48,7 +48,7 @@ final class ResolveSource {
context.untrace();
context.trace(unprefixed);
if (result == null && prefixLength > 0) {
if (prefixLength > 0) {
result = findInObject(root, context, unprefixed);
}

8
config/src/main/java/com/typesafe/config/impl/SerializedConfigValue.java
View File

@ -418,7 +418,13 @@ class SerializedConfigValue extends AbstractConfigValue implements Externalizabl
private static void skipField(DataInput in) throws IOException {
int len = in.readInt();
in.skipBytes(len);
// skipBytes doesn't have to block
int skipped = in.skipBytes(len);
if (skipped < len) {
// wastefully use readFully() if skipBytes didn't work
byte[] bytes = new byte[(len - skipped)];
in.readFully(bytes);
}
}
@Override

5
config/src/main/java/com/typesafe/config/impl/Tokenizer.java
View File

@ -504,7 +504,7 @@ final class Tokenizer {
lineOrigin = origin.setLineNumber(lineNumber);
return line;
} else {
Token t = null;
Token t;
if (startOfComment(c)) {
t = pullComment(c);
} else {
@ -539,6 +539,9 @@ final class Tokenizer {
case '+':
t = pullPlusEquals();
break;
default:
t = null;
break;
}
if (t == null) {