本文整理了Java中cascading.tuple.Tuple.compareTo()
方法的一些代码示例,展示了Tuple.compareTo()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Tuple.compareTo()
方法的具体详情如下:
包路径:cascading.tuple.Tuple
类名称:Tuple
方法名:compareTo
[英]Method compareTo compares this Tuple to the given Tuple instance.
[中]方法compareTo将此元组与给定的元组实例进行比较。
代码示例来源:origin: cwensel/cascading
public int compareTo( IndexTuple indexTuple )
{
int c = this.index - indexTuple.index;
if( c != 0 )
return c;
return this.tuple.compareTo( indexTuple.tuple );
}
代码示例来源:origin: cwensel/cascading
@Override
public int compare( Tuple lhs, Tuple rhs )
{
return lhs.compareTo( comparators, rhs );
}
代码示例来源:origin: cwensel/cascading
/**
* Method compareTo implements the {@link Comparable#compareTo(Object)} method.
*
* @param other of type Object
* @return int
*/
public int compareTo( Object other )
{
if( other instanceof Tuple )
return compareTo( (Tuple) other );
else
return -1;
}
代码示例来源:origin: cwensel/cascading
/**
* Method compareTo compares this instance to the given TuplePair.
*
* @param tuplePair of type TuplePair
* @return int
*/
public int compareTo( TuplePair tuplePair )
{
int c = tuples[ 0 ].compareTo( tuplePair.tuples[ 0 ] );
if( c != 0 )
return c;
c = tuples[ 1 ].compareTo( tuplePair.tuples[ 1 ] );
return c;
}
代码示例来源:origin: cwensel/cascading
public int compareTo( Comparator[] comparators, Tuple other )
{
if( comparators == null )
return compareTo( other );
if( other == null || other.elements == null )
return 1;
if( other.elements.size() != this.elements.size() )
return this.elements.size() - other.elements.size();
if( comparators.length != this.elements.size() )
throw new IllegalArgumentException( "comparator array not same size as tuple elements" );
for( int i = 0; i < this.elements.size(); i++ )
{
Object lhs = this.elements.get( i );
Object rhs = other.elements.get( i );
int c;
if( comparators[ i ] != null )
c = comparators[ i ].compare( lhs, rhs );
else if( lhs == null && rhs == null )
c = 0;
else if( lhs == null )
return -1;
else if( rhs == null )
return 1;
else
c = ( (Comparable) lhs ).compareTo( rhs ); // guaranteed to not be null
if( c != 0 )
return c;
}
return 0;
}
代码示例来源:origin: cwensel/cascading
@Test
public void testCompare4()
{
Tuple aTuple = new Tuple( "Just My Luck", "ClaudiaPuig", null, "LisaRose", null );
Tuple bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", null, "LisaRose", null );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", null, "Z", null );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) == "LisaRose".compareTo( "Z" ) );
assertTrue( "not less than: bTuple > aTuple", bTuple.compareTo( aTuple ) == "Z".compareTo( "LisaRose" ) );
}
代码示例来源:origin: cwensel/cascading
@Test
public void testCompareNull()
{
Tuple aTuple = new Tuple( "a", null, "c" );
Tuple bTuple = new Tuple( "a", "b", null );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) < 0 );
assertTrue( "not less than: bTuple < aTuple", bTuple.compareTo( aTuple ) > 0 );
}
代码示例来源:origin: cwensel/cascading
@Test
public void testCompare()
{
Tuple aTuple = new Tuple( "a" );
Tuple bTuple = new Tuple( "b" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) < 0 );
assertTrue( "not less than: bTuple < aTuple", bTuple.compareTo( aTuple ) > 0 );
aTuple.add( "b" );
assertTrue( "not greater than: aTuple > bTuple", aTuple.compareTo( bTuple ) > 0 );
aTuple = new Tuple( bTuple, "a" );
assertTrue( "not greater than: aTuple > bTuple", aTuple.compareTo( bTuple ) > 0 );
bTuple = new Tuple( bTuple, "b" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) < 0 );
}
代码示例来源:origin: cwensel/cascading
@Test
public void testCompare2()
{
Tuple aTuple = new Tuple( "Just My Luck", "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
Tuple bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", "3.0", "LisaRose", "2.0" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) > 0 );
assertTrue( "not less than: bTuple > aTuple", bTuple.compareTo( aTuple ) < 0 );
}
代码示例来源:origin: cwensel/cascading
@Test
public void testCompare3()
{
Tuple aTuple = new Tuple( "Just My Luck", "ClaudiaPuig", 3.0, "LisaRose", 3.0 );
Tuple bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", 3.0, "LisaRose", 3.0 );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( "Just My Luck", "ClaudiaPuig", 3.0, "LisaRose", 2.0 );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) > 0 );
assertTrue( "not less than: bTuple > aTuple", bTuple.compareTo( aTuple ) < 0 );
}
代码示例来源:origin: cascading/cascading-hadoop2-common
@Test
public void testWritableCompare()
{
Tuple aTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
Tuple bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "2.0" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) > 0 );
}
}
代码示例来源:origin: cwensel/cascading
@Test
public void testWritableCompare()
{
Tuple aTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
Tuple bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "3.0" );
assertEquals( "not equal: aTuple", bTuple, aTuple );
assertTrue( "not equal than: aTuple = bTuple", aTuple.compareTo( bTuple ) == 0 );
bTuple = new Tuple( new TestWritableComparable( "Just My Luck" ), "ClaudiaPuig", "3.0", "LisaRose", "2.0" );
assertTrue( "not less than: aTuple < bTuple", aTuple.compareTo( bTuple ) > 0 );
}
}
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