Class EqualsBuilder

java.lang.Object
org.apache.cayenne.util.EqualsBuilder

public class EqualsBuilder
extends Object
Assists in implementing Object.equals(Object) methods. The code is based on EqualsBuilder from commons-lang 2.1.
Since:
3.0
  • Constructor Details

    • EqualsBuilder

      public EqualsBuilder()
  • Method Details

    • appendSuper

      public EqualsBuilder appendSuper​(boolean superEquals)

      Adds the result of super.equals() to this builder.

      Parameters:
      superEquals - the result of calling super.equals()
      Returns:
      EqualsBuilder - used to chain calls.
      Since:
      2.0
    • append

      public EqualsBuilder append​(Object lhs, Object rhs)

      Test if two Objects are equal using their equals method.

      Parameters:
      lhs - the left hand object
      rhs - the right hand object
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(long lhs, long rhs)

      Test if two long s are equal.

      Parameters:
      lhs - the left hand long
      rhs - the right hand long
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(int lhs, int rhs)

      Test if two ints are equal.

      Parameters:
      lhs - the left hand int
      rhs - the right hand int
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(short lhs, short rhs)

      Test if two shorts are equal.

      Parameters:
      lhs - the left hand short
      rhs - the right hand short
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(char lhs, char rhs)

      Test if two chars are equal.

      Parameters:
      lhs - the left hand char
      rhs - the right hand char
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(byte lhs, byte rhs)

      Test if two bytes are equal.

      Parameters:
      lhs - the left hand byte
      rhs - the right hand byte
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(double lhs, double rhs)

      Test if two doubles are equal by testing that the pattern of bits returned by doubleToLong are equal.

      This handles NaNs, Infinities, and -0.0.

      It is compatible with the hash code generated by HashCodeBuilder.

      Parameters:
      lhs - the left hand double
      rhs - the right hand double
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(float lhs, float rhs)

      Test if two floats are equal byt testing that the pattern of bits returned by doubleToLong are equal.

      This handles NaNs, Infinities, and -0.0.

      It is compatible with the hash code generated by HashCodeBuilder.

      Parameters:
      lhs - the left hand float
      rhs - the right hand float
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(boolean lhs, boolean rhs)

      Test if two booleanss are equal.

      Parameters:
      lhs - the left hand boolean
      rhs - the right hand boolean
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(Object[] lhs, Object[] rhs)

      Performs a deep comparison of two Object arrays.

      This also will be called for the top level of multi-dimensional, ragged, and multi-typed arrays.

      Parameters:
      lhs - the left hand Object[]
      rhs - the right hand Object[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(long[] lhs, long[] rhs)

      Deep comparison of array of long. Length and all values are compared.

      The method append(long, long) is used.

      Parameters:
      lhs - the left hand long[]
      rhs - the right hand long[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(int[] lhs, int[] rhs)

      Deep comparison of array of int. Length and all values are compared.

      The method append(int, int) is used.

      Parameters:
      lhs - the left hand int[]
      rhs - the right hand int[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(short[] lhs, short[] rhs)

      Deep comparison of array of short. Length and all values are compared.

      The method append(short, short) is used.

      Parameters:
      lhs - the left hand short[]
      rhs - the right hand short[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(char[] lhs, char[] rhs)

      Deep comparison of array of char. Length and all values are compared.

      The method append(char, char) is used.

      Parameters:
      lhs - the left hand char[]
      rhs - the right hand char[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(byte[] lhs, byte[] rhs)

      Deep comparison of array of byte. Length and all values are compared.

      The method append(byte, byte) is used.

      Parameters:
      lhs - the left hand byte[]
      rhs - the right hand byte[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(double[] lhs, double[] rhs)

      Deep comparison of array of double. Length and all values are compared.

      The method append(double, double) is used.

      Parameters:
      lhs - the left hand double[]
      rhs - the right hand double[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(float[] lhs, float[] rhs)

      Deep comparison of array of float. Length and all values are compared.

      The method append(float, float) is used.

      Parameters:
      lhs - the left hand float[]
      rhs - the right hand float[]
      Returns:
      EqualsBuilder - used to chain calls.
    • append

      public EqualsBuilder append​(boolean[] lhs, boolean[] rhs)

      Deep comparison of array of boolean. Length and all values are compared.

      The method append(boolean, boolean) is used.

      Parameters:
      lhs - the left hand boolean[]
      rhs - the right hand boolean[]
      Returns:
      EqualsBuilder - used to chain calls.
    • isEquals

      public boolean isEquals()

      Returns true if the fields that have been checked are all equal.

      Returns:
      boolean
    • setEquals

      protected void setEquals​(boolean isEquals)
      Sets the isEquals value.
      Parameters:
      isEquals - The value to set.
      Since:
      2.1