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PropertyValue stores source object in common superclass field 

Issue: SPR-8337
This commit is contained in:
Juergen Hoeller 2016-09-13 21:29:05 +02:00
parent 6f491bb319
commit fa820bc0c9
1 changed files with 17 additions and 7 deletions
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24
spring-beans/src/main/java/org/springframework/beans/PropertyValue.java
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@ -45,8 +45,6 @@ public class PropertyValue extends BeanMetadataAttributeAccessor implements Seri
private final Object value;
private Object source;
private boolean optional = false;
private boolean converted = false;
@ -78,12 +76,12 @@ public class PropertyValue extends BeanMetadataAttributeAccessor implements Seri
Assert.notNull(original, "Original must not be null");
this.name = original.getName();
this.value = original.getValue();
this.source = original.getSource();
this.optional = original.isOptional();
this.converted = original.converted;
this.convertedValue = original.convertedValue;
this.conversionNecessary = original.conversionNecessary;
this.resolvedTokens = original.resolvedTokens;
setSource(original.getSource());
copyAttributesFrom(original);
}
@ -97,10 +95,10 @@ public class PropertyValue extends BeanMetadataAttributeAccessor implements Seri
Assert.notNull(original, "Original must not be null");
this.name = original.getName();
this.value = newValue;
this.source = original;
this.optional = original.isOptional();
this.conversionNecessary = original.conversionNecessary;
this.resolvedTokens = original.resolvedTokens;
setSource(original);
copyAttributesFrom(original);
}
@ -129,16 +127,28 @@ public class PropertyValue extends BeanMetadataAttributeAccessor implements Seri
*/
public PropertyValue getOriginalPropertyValue() {
PropertyValue original = this;
while (original.source instanceof PropertyValue && original.source != original) {
original = (PropertyValue) original.source;
Object source = getSource();
while (source instanceof PropertyValue && source != original) {
original = (PropertyValue) source;
source = original.getSource();
}
return original;
}
/**
* Set whether this is an optional value, that is, to be ignored
* when no corresponding property exists on the target class.
* @since 3.0
*/
public void setOptional(boolean optional) {
this.optional = optional;
}
/**
* Reeurn whether this is an optional value, that is, to be ignored
* when no corresponding property exists on the target class.
* @since 3.0
*/
public boolean isOptional() {
return this.optional;
}
@ -180,7 +190,7 @@ public class PropertyValue extends BeanMetadataAttributeAccessor implements Seri
PropertyValue otherPv = (PropertyValue) other;
return (this.name.equals(otherPv.name) &&
ObjectUtils.nullSafeEquals(this.value, otherPv.value) &&
ObjectUtils.nullSafeEquals(this.source, otherPv.source));
ObjectUtils.nullSafeEquals(getSource(), otherPv.getSource()));
}
@Override