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add string accessors to managed APIs #1051

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-06-01 09:10:49 -07:00
parent 546d22e77a
commit 52e0f3b539
4 changed files with 50 additions and 36 deletions
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20
src/api/java/Expr.java
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@ -1277,6 +1277,26 @@ public class Expr extends AST
return isApp() && getFuncDecl().getDeclKind() == Z3_decl_kind.Z3_OP_LABEL_LIT;
}
/**
* Check whether expression is a string constant.
* @return a boolean
*/
public boolean isString()
{
return isApp() && Native.isString(getContext().nCtx(), getNativeObject());
}
/**
* Retrieve string corresponding to string constant.
* Remark: the expression should be a string constant, (isString() should return true).
* @throws Z3Exception on error
* @return a string
*/
public String getString()
{
return Native.getString(getContext().nCtx(), getNativeObject());
}
/**
* Indicates whether the term is a binary equivalence modulo namings.
* Remarks: This binary predicate is used in proof terms. It captures