詳解json string轉(zhuǎn)換為java bean及實(shí)例代碼
pom中添加如下兩個庫：
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<dependency> <groupId>org.codehaus.jackson </groupId> <artifactId>jackson-core-asl</artifactId> <version>1.9.2</version> <scope>provided</scope></dependency><dependency> <groupId>com.alibaba </groupId> <artifactId>fastjson</artifactId> <version>1.2.7</version> <scope>provided</scope></dependency> |
java bean的定義為：
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package test.fastjson;import java.util.HashMap;import java.util.Map;import org.codehaus.jackson.annotate.JsonIgnoreProperties;import org.codehaus.jackson.annotate.JsonProperty;//簡單地忽略掉從JSON（由于在應(yīng)用中沒有完全匹配的POJO）中獲得的所有“多余的”屬性@JsonIgnoreProperties(ignoreUnknown = true)public class ESMetaDataInfoIndex { //改變某個成員屬性所使用的JSON名稱 @JsonProperty("tableStrategy") private String tableStrategy = null; @JsonProperty("indexName") private String indexName = null; @JsonProperty("topic") private String topic = null; @JsonProperty("nameSpace") private String nameSpace = null; @JsonProperty("extendAttr") private Map<String, String> extendAttr = new HashMap<String, String>(); @JsonProperty("type") private String type = null; @JsonProperty("ttl") private int ttl = 0; @JsonProperty("splitCol") private String splitCol = null; /** **/ public String getTableStrategy() { return tableStrategy; } public void setTableStrategy(String tableStrategy) { this.tableStrategy = tableStrategy; } /** **/ public String getIndexName() { return indexName; } public void setIndexName(String indexName) { this.indexName = indexName; } /** **/ public String getTopic() { return topic; } public void setTopic(String topic) { this.topic = topic; } /** **/ public String getNameSpace() { return nameSpace; } public void setNameSpace(String nameSpace) { this.nameSpace = nameSpace; } /** **/ public Map<String, String> getExtendAttr() { return extendAttr; } public void setExtendAttr(Map<String, String> extendAttr) { this.extendAttr = extendAttr; } /** **/ public String getType() { return type; } public void setType(String type) { this.type = type; } /** **/ public int getTtl() { return ttl; } public void setTtl(int ttl) { this.ttl = ttl; } /** **/ public String getSplitCol() { return splitCol; } public void setSplitCol(String splitCol) { this.splitCol = splitCol; } } |
測試用例為：
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ESMetaDataInfoIndex dataInfo = JSON.parseObject(json.toJSONString(),ESMetaDataInfoIndex .class); |
以上就是json string轉(zhuǎn)換為java bean的實(shí)例，如有疑問請留言或者到本站社區(qū)交流討論，感謝閱讀，希望能幫助到大家，謝謝大家對本站的支持！
原文鏈接：http://www.jianshu.com/p/d4428c1b83fb
