# Uses of Interface
com.documentum.fc.client.search.IDfExpressionSet

Packages that use IDfExpressionSet
Package
Description
com.documentum.fc.client.search
Provides classes and interfaces for constructing and running search queries against multiple content repositories as well as external information sources (optional).

- ## Uses of IDfExpressionSet in com.documentum.fc.client.search

  Methods in com.documentum.fc.client.search that return IDfExpressionSet
  Modifier and Type
  Method
  Description
  `IDfExpressionSet`
  IDfExpressionSet.`addExpressionSet()`
  Adds an expression set to this expression set.
  `IDfExpressionSet`
  IDfExpressionSet.`addExpressionSet(int logicalOperator)`
  Adds an expression set to this expression set.
  `IDfExpressionSet`
  IDfExpressionScope.`getExpression()`
  Gets the expression of this scope.
  `IDfExpressionSet`
  IDfQueryBuilder.`getRootExpressionSet()`
  Provides access to the root expression set of the query.
  `static IDfExpressionSet`
  DfExpressionFactory.`newExpressionSet(int logicalOperator)`
  Creates an expression set.
  `IDfExpressionSet`
  IDfQueryBuilder.`newExpressionSet()`
  Factory method to create an expression set not connected to the query.
  Methods in com.documentum.fc.client.search with parameters of type IDfExpressionSet
  Modifier and Type
  Method
  Description
  `void`
  IDfQueryBuilder.`setRootExpressionSet(IDfExpressionSet expressionSet)`
  Sets root expression set for the query.
  `void`
  DfExpressionVisitor.`visit(IDfExpressionSet expr)`
  Visits an `IDfExpressionSet`.