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MINOR: Save a few null checks in Valuefier

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Fixes #7938
This commit is contained in:
Armin 2017-08-08 11:32:22 +02:00 • committed by Armin Braun
parent b4e9161fd0
commit 07f9411345
1 changed files with 9 additions and 11 deletions
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20
logstash-core/src/main/java/org/logstash/Valuefier.java
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@ -1,6 +1,7 @@
package org.logstash; package org.logstash;
import java.io.Serializable; import java.io.Serializable;
import java.util.Collection;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import org.joda.time.DateTime; import org.joda.time.DateTime;
@ -19,22 +20,19 @@ import org.logstash.bivalues.BiValue;
import org.logstash.bivalues.BiValues; import org.logstash.bivalues.BiValues;
import org.logstash.ext.JrubyTimestampExtLibrary; import org.logstash.ext.JrubyTimestampExtLibrary;
public class Valuefier { public final class Valuefier {
private static final String PROXY_ERR_TEMPLATE = "Missing Valuefier handling for full class name=%s, simple name=%s, wrapped object=%s"; private static final String PROXY_ERR_TEMPLATE = "Missing Valuefier handling for full class name=%s, simple name=%s, wrapped object=%s";
private static final String ERR_TEMPLATE = "Missing Valuefier handling for full class name=%s, simple name=%s"; private static final String ERR_TEMPLATE = "Missing Valuefier handling for full class name=%s, simple name=%s";
private Valuefier(){} private Valuefier(){}
private static Object convertJavaProxy(JavaProxy jp) { private static Object convertJavaProxy(final JavaProxy jp) {
if(jp == null) { final Object obj = JavaUtil.unwrapJavaObject(jp);
return BiValues.NULL_BI_VALUE;
}
Object obj = JavaUtil.unwrapJavaObject(jp);
if (obj instanceof IRubyObject[]) { if (obj instanceof IRubyObject[]) {
return ConvertedList.newFromRubyArray((IRubyObject[]) obj); return ConvertedList.newFromRubyArray((IRubyObject[]) obj);
} }
if (obj instanceof List) { if (obj instanceof List) {
return ConvertedList.newFromList((List<Object>) obj); return ConvertedList.newFromList((Collection<?>) obj);
} }
try { try {
return BiValues.newBiValue(jp); return BiValues.newBiValue(jp);
@ -44,16 +42,16 @@ public class Valuefier {
} }
} }
public static Object convertNonCollection(Object o) { private static Object convertNonCollection(Object o) {
try { try {
return o == null ? BiValues.NULL_BI_VALUE : BiValues.newBiValue(o); return BiValues.newBiValue(o);
} catch (IllegalArgumentException e) { } catch (IllegalArgumentException e) {
final Class<?> cls = o.getClass(); final Class<?> cls = o.getClass();
throw new IllegalArgumentException(String.format(ERR_TEMPLATE, cls.getName(), cls.getSimpleName()), e); throw new IllegalArgumentException(String.format(ERR_TEMPLATE, cls.getName(), cls.getSimpleName()), e);
} }
} }
public static Object convert(Object o) throws IllegalArgumentException { public static Object convert(Object o) {
if (o instanceof RubyString) { if (o instanceof RubyString) {
return o; return o;
} }
@ -100,6 +98,6 @@ public class Valuefier {
Timestamp ts = new Timestamp((DateTime) o); Timestamp ts = new Timestamp((DateTime) o);
return convertNonCollection(ts); return convertNonCollection(ts);
} }
return convertNonCollection(o); return o == null ? BiValues.NULL_BI_VALUE : convertNonCollection(o);
} }
} }