51 lines
1.2 KiB
Java
51 lines
1.2 KiB
Java
package io.gitlab.jfronny.chattransform.client;
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public class TransformStart {
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private boolean available = false;
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private int value = -1;
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private boolean hasPrevious = false;
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private int previous = -1;
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private long previousTime;
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public void clear() {
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this.available = false;
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this.hasPrevious = false;
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}
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public void set(int value) {
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if (available) {
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previous = this.value;
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previousTime = System.currentTimeMillis();
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hasPrevious = true;
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} else available = true;
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if (value < 0) value = 0;
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this.value = value;
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}
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public int get() {
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if (!available) throw new IllegalStateException("TransformStart is not set");
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return value;
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}
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public void increment() {
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set(get() + 1);
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}
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public boolean isAvailable() {
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return available;
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}
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public boolean hasPrevious() {
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return hasPrevious;
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}
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public int getPrevious() {
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if (!hasPrevious) throw new IllegalStateException("TransformStart has no previous");
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return previous;
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}
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public boolean showPrevious() {
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return hasPrevious() && previousTime >= System.currentTimeMillis() - 500;
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}
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}
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