Package org.jboss.dmr

Class ValueExpression

java.lang.Object
org.jboss.dmr.ValueExpression
All Implemented Interfaces:
Externalizable, Serializable
public final class ValueExpression extends Object implements Externalizable
A value expression.
Author:
David M. Lloyd
See Also:

  • Constructor Details

    • ValueExpression

      public ValueExpression(String expressionString)
      Construct a new instance.
      Parameters:
      expressionString - the expression string

  • Method Details

    • quote

      public static String quote(String string)
      Quote a string so that it can be used in an expression as a literal string, instead of being expanded.
      Parameters:
      string - the string to quote
      Returns:
      the quoted string

    • writeExternal

      public void writeExternal(ObjectOutput out) throws IOException
      Serialize this instance.
      Specified by:
      writeExternal in interface Externalizable
      Parameters:
      out - the target stream
      Throws:
      IOException - if a serialization error occurs

    • readExternal

      public void readExternal(ObjectInput in) throws IOException
      Deserialize this instance.
      Specified by:
      readExternal in interface Externalizable
      Parameters:
      in - the source stream
      Throws:
      IOException - if a serialization error occurs

    • getExpressionString

      public String getExpressionString()
      Get the raw expression string.
      Returns:
      the raw expression string (will not be null)

    • hashCode

      public int hashCode()
      Get the hash code of the expression string.
      Overrides:
      hashCode in class Object
      Returns:
      the hash code

    • equals

      public boolean equals(Object other)
      Determine whether this object is equal to another.
      Overrides:
      equals in class Object
      Parameters:
      other - the other object
      Returns:
      true if they are equal, false otherwise

    • equals

      public boolean equals(ValueExpression other)
      Determine whether this object is equal to another.
      Parameters:
      other - the other object
      Returns:
      true if they are equal, false otherwise

    • resolveString

      public String resolveString()
      Resolve this expression to a string value.
      Returns:
      the resolved value

    • resolveString

      public String resolveString(ValueExpressionResolver resolver)
      Resolve this expression to a string value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • resolveBoolean

      public boolean resolveBoolean()
      Resolve this expression to a boolean value.
      Returns:
      the resolved value

    • resolveBoolean

      public boolean resolveBoolean(ValueExpressionResolver resolver)
      Resolve this expression to a boolean value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • resolveInt

      public int resolveInt()
      Resolve this expression to an int value.
      Returns:
      the resolved value

    • resolveInt

      public int resolveInt(ValueExpressionResolver resolver)
      Resolve this expression to an int value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • resolveLong

      public long resolveLong()
      Resolve this expression to a long value.
      Returns:
      the resolved value

    • resolveLong

      public long resolveLong(ValueExpressionResolver resolver)
      Resolve this expression to a long value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • resolveBigInteger

      public BigInteger resolveBigInteger()
      Resolve this expression to a large integer value.
      Returns:
      the resolved value

    • resolveBigInteger

      public BigInteger resolveBigInteger(ValueExpressionResolver resolver)
      Resolve this expression to a large integer value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • resolveBigDecimal

      public BigDecimal resolveBigDecimal()
      Resolve this expression to a decimal value.
      Returns:
      the resolved value

    • resolveBigDecimal

      public BigDecimal resolveBigDecimal(ValueExpressionResolver resolver)
      Resolve this expression to a decimal value.
      Parameters:
      resolver - the resolver to use
      Returns:
      the resolved value

    • toString

      public String toString()
      Get a printable string representation of this object.
      Overrides:
      toString in class Object
      Returns:
      the string