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package cvc3;
import java.util.*;
public class Rational extends Embedded {
// jni methods
private static native Object
jniRational1(int n, int d) throws Cvc3Exception;
private static native Object
jniRational2(String n, int base) throws Cvc3Exception;
private static native Object
jniRational3(String n, String d, int base) throws Cvc3Exception;
private static native boolean
jniEquals(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native String
jniToString(Object Rational) throws Cvc3Exception;
private static native int
jniHash(Object Rational) throws Cvc3Exception;
private static native boolean
jniIsLe(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native boolean
jniIsLt(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native boolean
jniIsGe(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native boolean
jniIsGt(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniPlus(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniMinus(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniMult(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniDivide(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniMod(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniGetNumerator(Object Rational) throws Cvc3Exception;
private static native Object
jniGetDenominator(Object Rational) throws Cvc3Exception;
private static native boolean
jniIsInteger(Object Rational) throws Cvc3Exception;
private static native int
jniGetInteger(Object Rational) throws Cvc3Exception;
private static native Object
jniGcd(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniLcm(Object Rational1, Object Rational2) throws Cvc3Exception;
private static native Object
jniAbs(Object Rational) throws Cvc3Exception;
private static native Object
jniFloor(Object Rational) throws Cvc3Exception;
private static native Object
jniCeil(Object Rational) throws Cvc3Exception;
/// Constructor
public Rational(Object Rational, EmbeddedManager embeddedManager) {
super(Rational, embeddedManager);
}
public Rational(int n, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational1(n, 10), embeddedManager);
}
public Rational(int n, int d, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational1(n, d), embeddedManager);
}
public Rational(String n, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational2(n, 10), embeddedManager);
}
public Rational(String n, int base, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational2(n, base), embeddedManager);
}
public Rational(String n, String d, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational3(n, d, 10), embeddedManager);
}
public Rational(String n, String d, int base, EmbeddedManager embeddedManager) throws Cvc3Exception {
this(jniRational3(n, d, base), embeddedManager);
}
/// API (immutable)
// 'Problem' with equals/hashCode:
// this is based on the wrapped c++ expressions.
// as a consequence two Expr objects are equal iff
// the wrapped expression is equal,
// and are indistinguishable for example in a HashMap.
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof Rational)) return false;
boolean result = false;
try {
result = jniEquals(embedded(), ((Embedded)o).embedded());
} catch (Cvc3Exception e) {
assert(false);
}
return result;
}
// must return the same hash code for two objects if equals returns true
public int hashCode() {
try {
return jniHash(embedded());
} catch (Cvc3Exception e) {
assert(false);
}
assert(false);
return 0;
}
public String toString() {
String result = "";
try {
result = jniToString(embedded());
} catch (Cvc3Exception e) {
assert(false);
}
return result;
}
public boolean isLt(Rational r) throws Cvc3Exception {
return jniIsLt(embedded(), r.embedded());
}
public boolean isLe(Rational r) throws Cvc3Exception {
return jniIsLe(embedded(), r.embedded());
}
public boolean isGt(Rational r) throws Cvc3Exception {
return jniIsGt(embedded(), r.embedded());
}
public boolean isGe(Rational r) throws Cvc3Exception {
return jniIsGe(embedded(), r.embedded());
}
public Rational plus(Rational r) throws Cvc3Exception {
return new Rational(jniPlus(embedded(), r.embedded()), embeddedManager());
}
public Rational minus(Rational r) throws Cvc3Exception {
return new Rational(jniPlus(embedded(), r.embedded()), embeddedManager());
}
public Rational mult(Rational r) throws Cvc3Exception {
return new Rational(jniPlus(embedded(), r.embedded()), embeddedManager());
}
public Rational divide(Rational r) throws Cvc3Exception {
return new Rational(jniPlus(embedded(), r.embedded()), embeddedManager());
}
public Rational mod(Rational r) throws Cvc3Exception {
return new Rational(jniPlus(embedded(), r.embedded()), embeddedManager());
}
public Rational getNumerator() throws Cvc3Exception {
return new Rational(jniGetNumerator(embedded()), embeddedManager());
}
public Rational getDenominator() throws Cvc3Exception {
return new Rational(jniGetDenominator(embedded()), embeddedManager());
}
public boolean isInteger() throws Cvc3Exception {
return jniIsInteger(embedded());
}
public int getInteger() throws Cvc3Exception {
assert(isInteger());
return jniGetInteger(embedded());
}
public Rational gcd(Rational r) throws Cvc3Exception {
return new Rational(jniGcd(embedded(), r.embedded()), embeddedManager());
}
public Rational lcm(Rational r) throws Cvc3Exception {
return new Rational(jniLcm(embedded(), r.embedded()), embeddedManager());
}
public Rational abs() throws Cvc3Exception {
return new Rational(jniAbs(embedded()), embeddedManager());
}
public Rational floor() throws Cvc3Exception {
return new Rational(jniFloor(embedded()), embeddedManager());
}
public Rational ceil() throws Cvc3Exception {
return new Rational(jniCeil(embedded()), embeddedManager());
}
}
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