Class RootPropertyResolver

java.lang.Object
javax.el.ELResolver
de.odysseus.el.util.RootPropertyResolver
public class RootPropertyResolver extends javax.el.ELResolver
Simple root property resolver implementation. This resolver handles root properties (i.e. base == null && property instanceof String), which are stored in a map. The properties can be accessed via the getProperty(String), setProperty(String, Object), isProperty(String) and properties() methods.

  • Field Details

    • map

      private final Map<String,Object> map

    • readOnly

      private final boolean readOnly

  • Constructor Details

    • RootPropertyResolver

      public RootPropertyResolver()
      Create a read/write root property resolver

    • RootPropertyResolver

      public RootPropertyResolver(boolean readOnly)
      Create a root property resolver
      Parameters:
      readOnly -

  • Method Details

    • isResolvable

      private boolean isResolvable(Object base)

    • resolve

      private boolean resolve(javax.el.ELContext context, Object base, Object property)

    • getCommonPropertyType

      public Class<?> getCommonPropertyType(javax.el.ELContext context, Object base)
      Specified by:
      getCommonPropertyType in class javax.el.ELResolver

    • getFeatureDescriptors

      public Iterator<FeatureDescriptor> getFeatureDescriptors(javax.el.ELContext context, Object base)
      Specified by:
      getFeatureDescriptors in class javax.el.ELResolver

    • getType

      public Class<?> getType(javax.el.ELContext context, Object base, Object property)
      Specified by:
      getType in class javax.el.ELResolver

    • getValue

      public Object getValue(javax.el.ELContext context, Object base, Object property)
      Specified by:
      getValue in class javax.el.ELResolver

    • isReadOnly

      public boolean isReadOnly(javax.el.ELContext context, Object base, Object property)
      Specified by:
      isReadOnly in class javax.el.ELResolver

    • setValue

      public void setValue(javax.el.ELContext context, Object base, Object property, Object value) throws javax.el.PropertyNotWritableException
      Specified by:
      setValue in class javax.el.ELResolver
      Throws:
      javax.el.PropertyNotWritableException

    • invoke

      public Object invoke(javax.el.ELContext context, Object base, Object method, Class<?>[] paramTypes, Object[] params)
      Overrides:
      invoke in class javax.el.ELResolver

    • getProperty

      public Object getProperty(String property)
      Get property value
      Parameters:
      property - property name
      Returns:
      value associated with the given property

    • setProperty

      public void setProperty(String property, Object value)
      Set property value
      Parameters:
      property - property name
      value - property value

    • isProperty

      public boolean isProperty(String property)
      Test property
      Parameters:
      property - property name
      Returns:
      true if the given property is associated with a value

    • properties

      public Iterable<String> properties()
      Get properties
      Returns:
      all property names (in no particular order)