hashtablealist.html

用JAVA编写的,在做实验的时候留下来的,本来想删的,但是传上来,大家分享吧

<a name="294" href="#294">294</a>         mTable.put(key, <strong>new</strong> DateArray(value));
<a name="295" href="#295">295</a>     }
<a name="296" href="#296">296</a> 
<a name="297" href="#297">297</a>     <strong>public</strong> <strong>void</strong> putInputStreamArray(String key, InputStream[] value) {
<a name="298" href="#298">298</a>         mTable.put(key, value);
<a name="299" href="#299">299</a>     }
<a name="300" href="#300">300</a> 
<a name="301" href="#301">301</a>     <strong>public</strong> <strong>void</strong> putStringArrayArray(String key, String[][] value) {
<a name="302" href="#302">302</a>         mTable.put(key, value);
<a name="303" href="#303">303</a>     }
<a name="304" href="#304">304</a> 
<a name="305" href="#305">305</a> 
<a name="306" href="#306">306</a>     <em>/**<em>* Deep equals.  Arrays need to have same values in same order to</em></em>
<a name="307" href="#307">307</a> <em>     *  be considered equal.</em>
<a name="308" href="#308">308</a> <em>     * @param obj</em>
<a name="309" href="#309">309</a> <em>     * @return True if equals.</em>
<a name="310" href="#310">310</a> <em>     */</em>
<a name="311" href="#311">311</a>     <strong>public</strong> <strong>boolean</strong> equals(Object obj) {
<a name="312" href="#312">312</a>         <strong>if</strong> (! (obj instanceof HashtableAList)) <strong>return</strong> false;
<a name="313" href="#313">313</a>         <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a> o = (HashtableAList)obj;
<a name="314" href="#314">314</a>         <strong>for</strong> (Iterator i = o.getKeys(); i.hasNext(); ) {
<a name="315" href="#315">315</a>             <strong>if</strong> (mTable.get(i.next()) == <strong>null</strong>) <strong>return</strong> false;
<a name="316" href="#316">316</a>         }
<a name="317" href="#317">317</a>         <strong>for</strong> (Iterator i = getKeys(); i.hasNext(); ) {
<a name="318" href="#318">318</a>             Object k = i.next();
<a name="319" href="#319">319</a>             Object v1 = mTable.get(k);
<a name="320" href="#320">320</a>             Object v2 = o.mTable.get(k);
<a name="321" href="#321">321</a>             <strong>if</strong> (! v1.equals(v2)) {
<a name="322" href="#322">322</a>                 <strong>if</strong> (v1 instanceof AList[]) {
<a name="323" href="#323">323</a>                     <strong>if</strong> (! (v2 instanceof AList[])) <strong>return</strong> false;
<a name="324" href="#324">324</a>                     <strong>if</strong> (! Arrays.equals((Object[])v1, (Object[])v2))
<a name="325" href="#325">325</a>                         <strong>return</strong> false;
<a name="326" href="#326">326</a>                 } <strong>else</strong> <strong>if</strong> (v1 instanceof <strong>int</strong>[]) {
<a name="327" href="#327">327</a>                     <strong>if</strong> (! (v2 instanceof <strong>int</strong>[])) <strong>return</strong> false;
<a name="328" href="#328">328</a>                     <strong>if</strong> (! Arrays.equals((<strong>int</strong>[])v1, (<strong>int</strong>[])v2)) <strong>return</strong> false;
<a name="329" href="#329">329</a>                 } <strong>else</strong> <strong>if</strong> (v1 instanceof <strong>long</strong>[]) {
<a name="330" href="#330">330</a>                     <strong>if</strong> (! (v2 instanceof <strong>long</strong>[])) <strong>return</strong> false;
<a name="331" href="#331">331</a>                     <strong>if</strong> (! Arrays.equals((<strong>long</strong>[])v1, (<strong>long</strong>[])v2)) <strong>return</strong> false;
<a name="332" href="#332">332</a>                 } <strong>else</strong> <strong>if</strong> (v1 instanceof String[]) {
<a name="333" href="#333">333</a>                     <strong>if</strong> (! (v2 instanceof String[])) <strong>return</strong> false;
<a name="334" href="#334">334</a>                     <strong>if</strong> (! Arrays.equals((String[])v1, (String[])v2))
<a name="335" href="#335">335</a>                         <strong>return</strong> false;
<a name="336" href="#336">336</a>                 } <strong>else</strong> <strong>return</strong> false;
<a name="337" href="#337">337</a>             }
<a name="338" href="#338">338</a>         }
<a name="339" href="#339">339</a>         <strong>return</strong> <strong>true</strong>;
<a name="340" href="#340">340</a>     }
<a name="341" href="#341">341</a> 
<a name="342" href="#342">342</a>     <strong>public</strong> <strong>int</strong> getType(String key) {
<a name="343" href="#343">343</a>         Object o = mTable.get(key);
<a name="344" href="#344">344</a>         <strong>if</strong> (o == <strong>null</strong>) <strong>return</strong> T_UNDEFINED;
<a name="345" href="#345">345</a>         <strong>else</strong> <strong>if</strong> (o instanceof AList) <strong>return</strong> T_ALIST;
<a name="346" href="#346">346</a>         <strong>else</strong> <strong>if</strong> (o instanceof Date) <strong>return</strong> T_DATE;
<a name="347" href="#347">347</a>         <strong>else</strong> <strong>if</strong> (o instanceof Integer) <strong>return</strong> T_INT;
<a name="348" href="#348">348</a>         <strong>else</strong> <strong>if</strong> (o instanceof Long) <strong>return</strong> T_LONG;
<a name="349" href="#349">349</a>         <strong>else</strong> <strong>if</strong> (o instanceof String) <strong>return</strong> T_STRING;
<a name="350" href="#350">350</a>         <strong>else</strong> <strong>if</strong> (o instanceof InputStream) <strong>return</strong> T_INPUTSTREAM;
<a name="351" href="#351">351</a>         <strong>else</strong> <strong>if</strong> (o instanceof AList[]) <strong>return</strong> T_ALIST | F_ARRAY;
<a name="352" href="#352">352</a>         <strong>else</strong> <strong>if</strong> (o instanceof DateArray) <strong>return</strong> T_DATE | F_ARRAY;
<a name="353" href="#353">353</a>         <strong>else</strong> <strong>if</strong> (o instanceof <strong>int</strong>[]) <strong>return</strong> T_INT | F_ARRAY;
<a name="354" href="#354">354</a>         <strong>else</strong> <strong>if</strong> (o instanceof <strong>long</strong>[]) <strong>return</strong> T_LONG | F_ARRAY;
<a name="355" href="#355">355</a>         <strong>else</strong> <strong>if</strong> (o instanceof String[]) <strong>return</strong> T_STRING | F_ARRAY;
<a name="356" href="#356">356</a>         <strong>else</strong> <strong>if</strong> (o instanceof InputStream[]) <strong>return</strong> T_INPUTSTREAM | F_ARRAY;
<a name="357" href="#357">357</a>         <strong>else</strong> <strong>if</strong> (o instanceof String[][]) <strong>return</strong> T_STRING | F_ARRAY_ARRAY;
<a name="358" href="#358">358</a>         <strong>else</strong> <strong>if</strong> (o instanceof Object[]) <strong>return</strong> T_OBJECT | F_ARRAY;
<a name="359" href="#359">359</a>         <strong>else</strong> <strong>if</strong> (o instanceof Object) <strong>return</strong> T_OBJECT;
<a name="360" href="#360">360</a>         <strong>else</strong> X.fail(<span class="string">"Should not get here "</span> + o);
<a name="361" href="#361">361</a>         <strong>return</strong> -1;
<a name="362" href="#362">362</a>     }
<a name="363" href="#363">363</a> 
<a name="364" href="#364">364</a>     <em>/**<em>* Useful for creating test-tables for debugging.  The object</em></em>
<a name="365" href="#365">365</a> <em>        should be one of an {@link AList}, {@link Date}, {@link</em>
<a name="366" href="#366">366</a> <em>        Integer}, {@link Long}, {@link String}, {@link AList}[],</em>
<a name="367" href="#367">367</a> <em>        {@link Date}[], &lt;code>int[]&lt;/code>, &lt;code>long[]&lt;/code>,</em>
<a name="368" href="#368">368</a> <em>        &lt;code>{@link String}[]&lt;/code>, &lt;code>ZE[]&lt;/code></em>
<a name="369" href="#369">369</a> <em>        or &lt;code>ZE[][]&lt;/code>.  In the case of &lt;code>ZE[]&lt;/code>,</em>
<a name="370" href="#370">370</a> <em>        the entry is treated as an {@link AList}. Similaryly</em>
<a name="371" href="#371">371</a> <em>        if the entry is &lt;code>ZE[][]&lt;/code> it is treated as</em>
<a name="372" href="#372">372</a> <em>        {@link AList}[]. */</em>
<a name="373" href="#373">373</a>     <strong>public</strong> <strong>static</strong> <strong>class</strong> ZE {
<a name="374" href="#374">374</a>         <strong>public</strong> <strong>final</strong> String key;
<a name="375" href="#375">375</a>         <strong>public</strong> <strong>final</strong> Object val;
<a name="376" href="#376">376</a>         <strong>public</strong> ZE(String k, Object v) { key = k; val = v; }
<a name="377" href="#377">377</a>     }
<a name="378" href="#378">378</a> 
<a name="379" href="#379">379</a>     <strong>public</strong> <strong>void</strong> zInsert(ZE[] entries) {
<a name="380" href="#380">380</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; entries.length; i++) {
<a name="381" href="#381">381</a>             zInsert(entries[i]);
<a name="382" href="#382">382</a>         }
<a name="383" href="#383">383</a>     }
<a name="384" href="#384">384</a> 
<a name="385" href="#385">385</a>     <strong>public</strong> <strong>void</strong> zInsert(ZE entry) {
<a name="386" href="#386">386</a>         <strong>if</strong> (entry.val instanceof Date[]) {
<a name="387" href="#387">387</a>             mTable.put(entry.key, <strong>new</strong> DateArray((Date[])entry.val));
<a name="388" href="#388">388</a>         } <strong>else</strong> <strong>if</strong> (entry.val instanceof ZE[]) {
<a name="389" href="#389">389</a>             <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a> v = <strong>new</strong> <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a>();
<a name="390" href="#390">390</a>             v.zInsert((ZE[])entry.val);
<a name="391" href="#391">391</a>             mTable.put(entry.key, v);
<a name="392" href="#392">392</a>         } <strong>else</strong> <strong>if</strong> (entry.val instanceof ZE[][]) {
<a name="393" href="#393">393</a>             <a href="../../../st/ata/util/AList.html">AList</a> v[] = <strong>new</strong> <a href="../../../st/ata/util/AList.html">AList</a>[((ZE[][])entry.val).length];
<a name="394" href="#394">394</a>             <strong>for</strong>(<strong>int</strong> j = 0; j &lt; v.length; ++j) {
<a name="395" href="#395">395</a>                 <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a> h = <strong>new</strong> <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a>();
<a name="396" href="#396">396</a>                 h.zInsert(((ZE[][])entry.val)[j]);
<a name="397" href="#397">397</a>                 v[j] = h;
<a name="398" href="#398">398</a>             }
<a name="399" href="#399">399</a>             mTable.put(entry.key, v);
<a name="400" href="#400">400</a>         } <strong>else</strong> {
<a name="401" href="#401">401</a>             mTable.put(entry.key, entry.val);
<a name="402" href="#402">402</a>         }
<a name="403" href="#403">403</a>     }
<a name="404" href="#404">404</a> 
<a name="405" href="#405">405</a>     <strong>public</strong> <strong>void</strong> close() {
<a name="406" href="#406">406</a>         String[] keys = getKeyArray();
<a name="407" href="#407">407</a>         <strong>try</strong> {
<a name="408" href="#408">408</a>             <strong>for</strong> (<strong>int</strong> i = 0; i &lt; keys.length; i++) {
<a name="409" href="#409">409</a>                 <strong>if</strong> (getType(keys[i]) == T_INPUTSTREAM) {
<a name="410" href="#410">410</a>                     getInputStream(keys[i]).close();
<a name="411" href="#411">411</a>                 } <strong>else</strong> <strong>if</strong> (getType(keys[i]) == (T_INPUTSTREAM | F_ARRAY)) {
<a name="412" href="#412">412</a>                     InputStream[] ins = getInputStreamArray(keys[i]);
<a name="413" href="#413">413</a>                     <strong>for</strong> (<strong>int</strong> j = 0; j &lt; ins.length; j++) {
<a name="414" href="#414">414</a>                         ins[j].close();
<a name="415" href="#415">415</a>                     }
<a name="416" href="#416">416</a>                 } <strong>else</strong> <strong>if</strong> (getType(keys[i]) == T_ALIST) {
<a name="417" href="#417">417</a>                     getAList(keys[i]).close();
<a name="418" href="#418">418</a>                 } <strong>else</strong> <strong>if</strong> (getType(keys[i]) == (T_ALIST | F_ARRAY)) {
<a name="419" href="#419">419</a>                     <a href="../../../st/ata/util/AList.html">AList</a>[] als = getAListArray(keys[i]);
<a name="420" href="#420">420</a>                     <strong>for</strong> (<strong>int</strong> j = 0; j &lt; als.length; j++) {
<a name="421" href="#421">421</a>                         als[j].close();
<a name="422" href="#422">422</a>                     }
<a name="423" href="#423">423</a>                 }
<a name="424" href="#424">424</a>             }
<a name="425" href="#425">425</a>         } <strong>catch</strong> (IOException e) {
<a name="426" href="#426">426</a>             <strong>throw</strong> X.toRTE(e);
<a name="427" href="#427">427</a>         }
<a name="428" href="#428">428</a>     }
<a name="429" href="#429">429</a> 
<a name="430" href="#430">430</a>     <strong>public</strong> <a href="../../../st/ata/util/AList.html">AList</a> newAList() {
<a name="431" href="#431">431</a>         <strong>return</strong> <strong>new</strong> <a href="../../../st/ata/util/HashtableAList.html">HashtableAList</a>();
<a name="432" href="#432">432</a>     }
<a name="433" href="#433">433</a> 
<a name="434" href="#434">434</a>     <strong>public</strong> String toString() {
<a name="435" href="#435">435</a>         <strong>return</strong> mTable.toString();
<a name="436" href="#436">436</a>     }
<a name="437" href="#437">437</a> }
</pre>
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