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added Expr.size() in the Java binding

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This commit is contained in:
Krasimir Angelov
2017-09-18 21:55:10 +02:00
parent 7ae5ef0a35
commit b3d96cfa93
2 changed files with 10 additions and 0 deletions
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7
src/runtime/java/jpgf.c
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@@ -1575,6 +1575,13 @@ Java_org_grammaticalframework_pgf_Expr_hashCode(JNIEnv* env, jobject self)
return pgf_expr_hash(0, e);
}
JNIEXPORT jint JNICALL
Java_org_grammaticalframework_pgf_Expr_size(JNIEnv* env, jobject self)
{
PgfExpr e = gu_variant_from_ptr(l2p(get_ref(env, self)));
return pgf_expr_size(e);
}
JNIEXPORT jstring JNICALL
Java_org_grammaticalframework_pgf_Type_getCategory(JNIEnv* env, jobject self)
{

3
src/runtime/java/org/grammaticalframework/pgf/Expr.java
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@@ -108,6 +108,9 @@ public class Expr implements Serializable {
return showExpr(ref);
}
/** Computes the number of functions in the expression */
public native int size();
/** Reads a string in the GF syntax for abstract expressions
* and returns an object representing the expression. */
public static native Expr readExpr(String s) throws PGFError;