日期:2014-05-20 浏览次数:20925 次
package a; import java.util.ArrayList; import java.util.List; class VO { private String name; private String inputA; private String inputB; private String inputC; private String inputD; private String outputZ; private String outputNZ; private boolean used; public String getName() { return name; } public void setName(String name) { this.name = name; } public String getInputA() { return inputA; } public void setInputA(String inputA) { this.inputA = inputA; } public String getInputB() { return inputB; } public void setInputB(String inputB) { this.inputB = inputB; } public String getInputC() { return inputC; } public void setInputC(String inputC) { this.inputC = inputC; } public String getInputD() { return inputD; } public void setInputD(String inputD) { this.inputD = inputD; } public String getOutputZ() { return outputZ; } public void setOutputZ(String outputZ) { this.outputZ = outputZ; } public String getOutputNZ() { return outputNZ; } public void setOutputNZ(String outputNZ) { this.outputNZ = outputNZ; } public boolean isUsed() { return used; } public void setUsed(boolean used) { this.used = used; } public VO() { } public VO(String name, String inputA, String inputB, String inputC, String inputD, String outputZ, String outputNZ, boolean used) { this.name = name; this.inputA = inputA; this.inputB = inputB; this.inputC = inputC; this.inputD = inputD; this.outputZ = outputZ; this.outputNZ = outputNZ; this.used = used; } @Override public String toString() { return "VO [name=" + name + ", inputA=" + inputA + ", inputB=" + inputB + ", inputC=" + inputC + ", inputD=" + inputD + ", outputZ=" + outputZ + ", outputNZ=" + outputNZ + ", used=" + used + "]"; } } public class VOS { private List list = new ArrayList(); public List getList() { return list; } /** * 如果name 是唯一的,则通过名字索引查找 */ public VO findByName(String name) { VO vo = null; for (int i = 0; i < list.size(); i++) { vo = (VO) list.get(i); if (vo.getName().equals(name)) { return vo; } } return null; } /** * 读取文件放到list中 * * @author sunstar * @date 2112-7-4 上午11:19:54 */ public void loadVos() { list.clear(); /*while (true 文件还没读完 ) { VO vo = new VO(); vo.setName("A"); // ...给该vo设置参数 list.add(vo); }*/ //一下为测试数据 VO vo = new VO("A0", "inputA0", "inputB0", "inputC0", "inputD0", "outputZ0", "outputNZ0" , false) ; list.add(vo) ; vo = new VO("A1", "inputA1", "inputB1", "inputC1", "inputD1", "outputZ1", "outputNZ1" , true) ; list.add(vo) ; vo = new VO("A2", "inputA2", "inputB2", "inputC2", "inputD2", "outputZ2", "outputNZ2" , true) ; list.add(vo) ; vo = new VO("A3", "inputA3", "inputB3", "inputC3", "inputD3", "outputZ3", "outputNZ3" , false) ; list.add(vo) ; } /** * @param args * @author sunstar * @date 2112-7-4 上午11:17:18 */ public static void main(String[] args) { VOS vos = new VOS() ; vos.loadVos() ;//加载数据 VO vo = vos.findByName("A0"); System.out.println("查找name = A0的数据:" + vo); vo = vos.findByName("A5"); System.out.println("查找name = A5的数据:" + vo); //如果没找到 应该打印null,查找效率为N/2 ,最好为1 ,即第一个 ,最差为 没找到 ,需要遍历N遍 } }