用0初始化对象到来自另一个类java的多个对象

public class TargetClass {
    private int value;

    public TargetClass() {
        // 默认构造函数
    }

    public TargetClass(int value) {
        this.value = value;
    }

    public void setValue(int value) {
        this.value = value;
    }

    public int getValue() {
        return value;
    }
}

public class SourceClass {
    private int sourceValue;

    public SourceClass(int sourceValue) {
        this.sourceValue = sourceValue;
    }

    public int getSourceValue() {
        return sourceValue;
    }
}

public class Main {
    public static void main(String[] args) {
        SourceClass sourceObj1 = new SourceClass(10);
        SourceClass sourceObj2 = new SourceClass(20);
        SourceClass sourceObj3 = new SourceClass(30);

        TargetClass targetObj1 = new TargetClass(sourceObj1.getSourceValue());
        TargetClass targetObj2 = new TargetClass(sourceObj2.getSourceValue());
        TargetClass targetObj3 = new TargetClass(sourceObj3.getSourceValue());

        System.out.println("targetObj1 value: " + targetObj1.getValue());
        System.out.println("targetObj2 value: " + targetObj2.getValue());
        System.out.println("targetObj3 value: " + targetObj3.getValue());
    }
}