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operations.java
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operations.java
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import java.util.ArrayList;
public class operations {
public static Object sumar(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 + (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 + (Double) valor2;
} else if (valor1 instanceof String && valor2 instanceof String) {
return (String) valor1 + (String) valor2;
} else if (valor1 instanceof ArrayList && valor2 instanceof ArrayList) {
ArrayList<Object> array = (ArrayList<Object>) valor1;
array.addAll((ArrayList<Object>) valor2);
return array;
} else {
return null;
}
}
public static Object restar(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 - (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 - (Double) valor2;
} else {
return null;
}
}
public static Object multiplicar(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 * (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 * (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object dividir(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 / (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 / (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object lt(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 < (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 < (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object gt(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 > (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 > (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object le(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 <= (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 <= (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object ge(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return (Integer) valor1 >= (Integer) valor2;
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return (Double) valor1 >= (Double) valor2;
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
public static Object eq(Object valor1, Object valor2) {
if (valor1 instanceof Integer && valor2 instanceof Integer) {
return valor1.equals( valor2);
} else if (valor1 instanceof Double && valor2 instanceof Double) {
return valor1.equals( valor2);
} else if (valor1 instanceof String && valor2 instanceof String) {
return valor1.equals( valor2);
} else {
System.out.println("error");
System.exit(0);
return null;
}
}
}