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Speed up unread enum parsing #160

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Speed up unread enum parsing #160

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11 changes: 8 additions & 3 deletions ...acecompass.ctf.core/src/org/eclipse/tracecompass/ctf/core/event/types/EnumDefinition.java
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Original file line number Diff line number Diff line change
Expand Up @@ -36,9 +36,11 @@ public final class EnumDefinition extends SimpleDatatypeDefinition {

private static final String UNKNOWN_ENUM = "<unknown> (%s)"; //$NON-NLS-1$

private static final String UNINITIALIZED = "UNINITIALIZED"; //$NON-NLS-1$

private final IntegerDefinition fInteger;

private final @Nullable String fValue;
private @Nullable String fValue;

// ------------------------------------------------------------------------
// Constructors
Expand All @@ -59,9 +61,9 @@ public final class EnumDefinition extends SimpleDatatypeDefinition {
public EnumDefinition(@NonNull EnumDeclaration declaration,
IDefinitionScope definitionScope, @NonNull String fieldName, IntegerDefinition intValue) {
super(declaration, definitionScope, fieldName);

fInteger = intValue;
fValue = declaration.query(fInteger.getValue());
fValue = UNINITIALIZED;

}

// ------------------------------------------------------------------------
Expand All @@ -75,6 +77,9 @@ public EnumDefinition(@NonNull EnumDeclaration declaration,
* @return the value of the enum.
*/
public String getValue() {
if (fValue == UNINITIALIZED) {
fValue = getDeclaration().query(fInteger.getValue());
}
return fValue != null ? fValue : String.format(UNKNOWN_ENUM, getIntegerValue());
}

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