Failed to open portal.properties editor if the maven hook project is without profile

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0 M1
• Component/s: Editors, Editors > properties
• Labels: None
• Environment: Liferay IDE 3.0.0.201412230623
• Git Pull Request: https://github.com/gamerson/liferay-ide/pull/875

Reproduce steps:

1 create a maven hook project without select profile
2 create portal.properties and open

failed to open with liferay portal properties editor :

Failed to create the part's controls:
java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to [Ljava.lang.String;
at com.liferay.ide.server.util.LiferayPortalValueLoader.loadHookPropertiesFromClass(LiferayPortalValueLoader.java:162)
at com.liferay.ide.maven.core.LiferayPortalMaven.getHookSupportedProperties(LiferayPortalMaven.java:80)
at com.liferay.ide.ui.editor.LiferayPropertiesSourceViewerConfiguration.getContentAssistant(LiferayPropertiesSourceViewerConfiguration.java:182)
at org.eclipse.jface.text.source.SourceViewer.configure(SourceViewer.java:464)
at org.eclipse.ui.texteditor.AbstractTextEditor.createPartControl(AbstractTextEditor.java:3427)
at org.eclipse.ui.texteditor.StatusTextEditor.createPartControl(StatusTextEditor.java:54)
at org.eclipse.ui.texteditor.AbstractDecoratedTextEditor.createPartControl(AbstractDecoratedTextEditor.java:447)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.createPartControl(CompatibilityPart.java:141)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityEditor.createPartControl(CompatibilityEditor.java:99)
at org.eclipse.ui.internal.e4.compatibility.CompatibilityPart.create(CompatibilityPart.java:327)
at sun.reflect.GeneratedMethodAccessor57.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:55)
at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:888)
at org.eclipse.e4.core.internal.di.InjectorImpl.processAnnotated(InjectorImpl.java:869)
at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:120)
at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:337)
at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:258)