com.attivio.sdk.search.fields

Class Condition

java.lang.Object

com.attivio.sdk.search.fields.FieldExpression

com.attivio.sdk.search.fields.Condition

All Implemented Interfaces:

Serializable, Cloneable

public class Condition
extends FieldExpression

Conditional Expression.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.attivio.sdk.search.fields.FieldExpression

FieldExpression.StringMode

Field Summary

Fields

Modifier and Type	Field and Description
protected FieldExpression	condition
protected FieldExpression	falseValue The Second argument
protected FieldExpression	trueValue The First argument

Fields inherited from class com.attivio.sdk.search.fields.FieldExpression

alias, EMPTY_ARRAY

Constructor Summary

Constructors

Constructor and Description
Condition(FieldExpression condition, FieldExpression trueValue, FieldExpression falseValue)
Condition(FieldExpression condition, FieldExpression trueValue, FieldExpression falseValue, String alias) Construct a new Condition.
Condition(String alias) Construct a new Condition with an alias.

Method Summary

Modifier and Type	Method and Description
Condition	clone()
boolean	equalsIgnoreAlias(FieldExpression other) Returns true if other is the same as this, with the exception of alias.
FieldExpression	getCondition() Get the condition expression.
FieldExpression	getFalseValue() Get the false value expression.
FieldExpression	getTrueValue() Get the true value expression.
SchemaField.Type	getType(Schema schema) Resolve the type for this expression.
boolean	hasChildren() Returns true if this field expression has any sub FieldExpressions.
int	hashCode()
boolean	isConstant() Returns true if this field expression evaluates to a constant value.
void	rewrite(QueryHandler handler, boolean recursive) Rewrite any query objects in this FieldExpression using handler.
FieldExpression	rewriteChildren(FieldExpressionHandler handler) Traverse this FieldExpression using handler to visit/rewrite direct child elements if this expression.
void	setCondition(FieldExpression value) Set the condition expression.
void	setFalseValue(FieldExpression value) Get the true value expression.
void	setTrueValue(FieldExpression value) Get the true value expression.
protected void	toString(StringBuilder buffer, FieldExpression.StringMode mode) Writes the string representation of this field expression to buffer.

Methods inherited from class com.attivio.sdk.search.fields.FieldExpression

as, containsAlias, copyOf, equals, equalsIgnoreAlias, getAlias, getDefaultAlias, getFieldName, handleFieldExpression, isConstant, quote, rewrite, setAlias, toString, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

condition

protected FieldExpression condition

trueValue

protected FieldExpression trueValue

The First argument

falseValue

protected FieldExpression falseValue

The Second argument

Constructor Detail

Condition

public Condition(String alias)

Construct a new Condition with an alias.

Condition

public Condition(FieldExpression condition,
                 FieldExpression trueValue,
                 FieldExpression falseValue)

Condition

public Condition(FieldExpression condition,
                 FieldExpression trueValue,
                 FieldExpression falseValue,
                 String alias)

Construct a new Condition.

Method Detail

isConstant

public boolean isConstant()

Returns true if this field expression evaluates to a constant value.

Specified by:

isConstant in class FieldExpression

getType

public SchemaField.Type getType(Schema schema)

Resolve the type for this expression.

Specified by:

getType in class FieldExpression

getCondition

public FieldExpression getCondition()

Get the condition expression.

setCondition

public void setCondition(FieldExpression value)

Set the condition expression.

getTrueValue

public FieldExpression getTrueValue()

Get the true value expression.

setTrueValue

public void setTrueValue(FieldExpression value)

Get the true value expression.

getFalseValue

public FieldExpression getFalseValue()

Get the false value expression.

setFalseValue

public void setFalseValue(FieldExpression value)

Get the true value expression.

hasChildren

public boolean hasChildren()

Returns true if this field expression has any sub FieldExpressions.

Specified by:

hasChildren in class FieldExpression

rewrite

public void rewrite(QueryHandler handler,
                    boolean recursive)

Rewrite any query objects in this FieldExpression using handler.

Overrides:

rewrite in class FieldExpression

rewriteChildren

public FieldExpression rewriteChildren(FieldExpressionHandler handler)

Traverse this FieldExpression using handler to visit/rewrite direct child elements if this expression.

NOTE: this method traverses direct child expressions (if any) only.

Specified by:

rewriteChildren in class FieldExpression

toString

protected void toString(StringBuilder buffer,
                        FieldExpression.StringMode mode)

Writes the string representation of this field expression to buffer.

NOTE: the alias will not be written to buffer by this function.

Specified by:

toString in class FieldExpression

equalsIgnoreAlias

public final boolean equalsIgnoreAlias(FieldExpression other)

Returns true if other is the same as this, with the exception of alias.

Specified by:

equalsIgnoreAlias in class FieldExpression

hashCode

public int hashCode()

Overrides:

hashCode in class FieldExpression

clone

public Condition clone()

Overrides:

clone in class FieldExpression