介绍
有一个算法,是将大量TOPO DN实例解析成结构形式。并依据DN获取对应的数据。本人感觉值得分享。并供大家讨论与优化。
注意:TOPO DN实例的顺序,是被我的其他算法预处理过的,所以会比較规整。
TOPO DN实例输入片断:
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1,InventoryUnitShelf=RACK-1/SHELF-3",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1,InventoryUnitShelf=RACK-1/SHELF-3,InventoryUnitPack=RACK-1/SHELF-3/UNIT-5",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynDnsIcscf=DNSPH-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynCxIcscf=DIA-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynDxIcscf=EPRPDX-1006",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,ScscfFunction=CSCF-1011",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,ScscfFunction=CSCF-1011,EpRpDynCxScscf=DIA-1"
TOPO DN实例预期输出片断:
<ManagedElement id="XXXX-1500/CSCF-1505">
<InventoryUnitRack id="RACK-1">
<!-- 在完整的代码中,这些地方会依据DN写入数据 -->
<InventoryUnitShelf id="RACK-1/SHELF-3">
<InventoryUnitPack id="RACK-1/SHELF-3/UNIT-5">
<!-- 在完整的代码中,这些地方会依据DN写入数据 -->
</InventoryUnitPack>
</InventoryUnitShelf>
</InventoryUnitRack>
</ManagedElement>
<ManagedElement id="XXXX-1011/CSCF-1011">
<IcscfFunction id="CSCF-1011">
<EpRpDynDnsIcscf id="DNSPH-1">
......
</EpRpDynDnsIcscf>
<EpRpDynCxIcscf id="DIA-1">
......
</EpRpDynCxIcscf>
<EpRpDynDxIcscf id="EPRPDX-1006">
......
</EpRpDynDxIcscf>
</IcscfFunction>
<ScscfFunction id="CSCF-1011">
<EpRpDynCxScscf id="DIA-1">
......
</EpRpDynCxScscf>
</ScscfFunction>
</ManagedElement>
核心代码片断:
package shuai.study.dnProcess;
import org.apache.commons.lang3.StringUtils;
/**
* @author shengshu
*
*/
public class DnProcess {
public static void process(String[] dnPathArray) {
int dnPathLength = dnPathArray.length;
for (int i = 0; i < dnPathLength; i++) {
String currentDnPath = dnPathArray[i];
String[] currentDnPathArray = StringUtils.split(currentDnPath, ",");
int currentDnPathLength = currentDnPathArray.length;
System.out.println("<" + StringUtils.substringBefore(currentDnPathArray[currentDnPathLength - 1], "=") + " id=\""
+ StringUtils.substringAfter(currentDnPathArray[currentDnPathLength - 1], "=") + "\">");
if (i == dnPathLength - 1) {
for (int k = currentDnPathLength - 1; k > 0; k--) {
System.out.println("</" + StringUtils.substringBefore(currentDnPathArray[k], "=") + ">");
}
} else {
String nextDnPath = dnPathArray[i + 1];
String[] nextDnPathArray = StringUtils.split(nextDnPath, ",");
int nextDnPathLength = nextDnPathArray.length;
if (currentDnPathLength == nextDnPathLength) {
System.out.println("</" + StringUtils.substringBefore(currentDnPathArray[currentDnPathLength - 1], "=") + ">");
}
if (currentDnPathLength > nextDnPathLength) {
for (int j = currentDnPathLength - 1; j >= nextDnPathLength - 1; j--) {
System.out.println("</" + StringUtils.substringBefore(currentDnPathArray[j], "=") + ">");
}
}
}
}
}
public static void main(String[] args) {
String[] dnPathArray = new String[] { "SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1,InventoryUnitShelf=RACK-1/SHELF-3",
"SubNetwork=HW-345678,ManagedElement=XXXX-1500/CSCF-1505,InventoryUnitRack=RACK-1,InventoryUnitShelf=RACK-1/SHELF-3,InventoryUnitPack=RACK-1/SHELF-3/UNIT-5",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011", "SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynDnsIcscf=DNSPH-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynCxIcscf=DIA-1",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,IcscfFunction=CSCF-1011,EpRpDynDxIcscf=EPRPDX-1006",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,ScscfFunction=CSCF-1011",
"SubNetwork=HW-345678,ManagedElement=XXXX-1011/CSCF-1011,ScscfFunction=CSCF-1011,EpRpDynCxScscf=DIA-1" };
DnProcess.process(dnPathArray);
}
}