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[diagnostics] NPE guards in AbstractDiagnostic

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This commit is contained in:
Sebastian Zarnekow 2013-01-21 11:52:41 +01:00
parent cc79328350
commit 362106a8ac
1 changed files with 12 additions and 3 deletions
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15
plugins/org.eclipse.xtext/src/org/eclipse/xtext/diagnostics/AbstractDiagnostic.java
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@ -24,11 +24,17 @@ public abstract class AbstractDiagnostic implements Diagnostic {
public abstract String[] getData();
public int getLength() {
return getNode().getLength();
INode node = getNode();
if (node != null)
return node.getLength();
return 1;
}
public int getOffset() {
return getNode().getOffset();
INode node = getNode();
if (node != null)
return node.getOffset();
return 0;
}
public int getColumn() {
@ -36,7 +42,10 @@ public abstract class AbstractDiagnostic implements Diagnostic {
}
public int getLine() {
return getNode().getStartLine();
INode node = getNode();
if (node != null)
return node.getStartLine();
return -1;
}
public String getLocation() {