📄 matrix.java
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//$package org.hibernate.test.annotations.collectionelement;import java.util.Map;import java.util.HashMap;import javax.persistence.Entity;import javax.persistence.Id;import javax.persistence.GeneratedValue;import org.hibernate.annotations.MapKey;import org.hibernate.annotations.CollectionOfElements;import org.hibernate.annotations.Type;/** * @author Emmanuel Bernard */@Entitypublic class Matrix { @Id @GeneratedValue private Integer id; @MapKey(type = @Type(type="integer") ) @CollectionOfElements @Type(type = "float") private Map<Integer, Float> values = new HashMap<Integer, Float>(); public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public Map<Integer, Float> getValues() { return values; } public void setValues(Map<Integer, Float> values) { this.values = values; }}
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