org.redkale.source.Range Maven / Gradle / Ivy
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package org.redkale.source;
import java.util.function.*;
import org.redkale.util.Utility;
/**
*
* 取值范围，包含两边的值
*
*
* 详情见: https://redkale.org
*
* @author zhangjx
* @param Comparable的子类型
*/
public interface Range extends java.io.Serializable, Predicate {
public E getMin();
public E getMax();
public static ByteRange create(byte min, byte max) {
return new ByteRange(min, max);
}
public static ShortRange create(short min, short max) {
return new ShortRange(min, max);
}
public static IntRange create(int min, int max) {
return new IntRange(min, max);
}
public static LongRange create(long min, long max) {
return new LongRange(min, max);
}
public static FloatRange create(float min, float max) {
return new FloatRange(min, max);
}
public static DoubleRange create(double min, double max) {
return new DoubleRange(min, max);
}
public static StringRange create(String min, String max) {
return new StringRange(min, max);
}
public static final class ByteRange implements Range {
private Byte min = Byte.MIN_VALUE;
private Byte max = Byte.MAX_VALUE;
public ByteRange() {
}
public ByteRange(Byte min, Byte max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
@Override
public Byte getMin() {
return min;
}
@Override
public Byte getMax() {
return max;
}
public void setMin(Byte min) {
if (min != null) this.min = min;
}
public void setMax(Byte max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Byte t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class ShortRange implements Range {
private Short min = Short.MIN_VALUE;
private Short max = Short.MAX_VALUE;
public ShortRange() {
}
public ShortRange(Short min, Short max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
@Override
public Short getMin() {
return min;
}
@Override
public Short getMax() {
return max;
}
public void setMin(Short min) {
if (min != null) this.min = min;
}
public void setMax(Short max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Short t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class IntRange implements Range {
private Integer min = Integer.MIN_VALUE;
private Integer max = Integer.MAX_VALUE;
public IntRange() {
}
public IntRange(Integer min, Integer max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
@Override
public Integer getMin() {
return min;
}
@Override
public Integer getMax() {
return max;
}
public void setMin(Integer min) {
if (min != null) this.min = min;
}
public void setMax(Integer max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Integer t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class LongRange implements Range {
private Long min = Long.MIN_VALUE;
private Long max = Long.MAX_VALUE;
public LongRange() {
}
public LongRange(Long min, Long max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
public static LongRange todayRange() {
long min = Utility.midnight();
return new LongRange(min, min + 24 * 60 * 60 * 1000 - 1);
}
public static LongRange yesterdayRange() {
long min = Utility.midnight(System.currentTimeMillis() - 24 * 60 * 60 * 1000);
return new LongRange(min, min + 24 * 60 * 60 * 1000 - 1);
}
@Override
public Long getMin() {
return min;
}
@Override
public Long getMax() {
return max;
}
public void setMin(Long min) {
if (min != null) this.min = min;
}
public void setMax(Long max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Long t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class FloatRange implements Range {
private Float min = Float.MIN_VALUE;
private Float max = Float.MAX_VALUE;
public FloatRange() {
}
public FloatRange(Float min, Float max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
@Override
public Float getMin() {
return min;
}
@Override
public Float getMax() {
return max;
}
public void setMin(Float min) {
if (min != null) this.min = min;
}
public void setMax(Float max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Float t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class DoubleRange implements Range {
private Double min = Double.MIN_VALUE;
private Double max = Double.MAX_VALUE;
public DoubleRange() {
}
public DoubleRange(Double min, Double max) {
if (min != null) this.min = min;
if (max != null) this.max = max;
}
@Override
public Double getMin() {
return min;
}
@Override
public Double getMax() {
return max;
}
public void setMin(Double min) {
if (min != null) this.min = min;
}
public void setMax(Double max) {
if (max != null) this.max = max;
}
@Override
public boolean test(Double t) {
if (max < min) return t >= min;
return t >= min && t <= max;
}
@Override
public String toString() {
return "{min:" + min + ", max:" + max + "}";
}
}
public static final class StringRange implements Range {
private String min = "";
private String max = "";
public StringRange() {
}
public StringRange(String min, String max) {
this.min = min;
this.max = max;
}
@Override
public String getMin() {
return min;
}
@Override
public String getMax() {
return max;
}
public void setMin(String min) {
if (min != null) this.min = min;
}
public void setMax(String max) {
if (max != null) this.max = max;
}
@Override
public boolean test(String t) {
return t.compareTo(min) >= 0 && t.compareTo(max) <= 0;
}
@Override
public String toString() {
return "{min:'" + min + "', max:'" + max + "'}";
}
}
}