simpletimeperiod.html

jfreechart1。0。2的api。

<FONT color="green">132</FONT>            }<a name="line.132"></a>
<FONT color="green">133</FONT>            if (!this.end.equals(that.getEnd())) {<a name="line.133"></a>
<FONT color="green">134</FONT>                return false;   <a name="line.134"></a>
<FONT color="green">135</FONT>            }<a name="line.135"></a>
<FONT color="green">136</FONT>            return true;<a name="line.136"></a>
<FONT color="green">137</FONT>        }<a name="line.137"></a>
<FONT color="green">138</FONT>        <a name="line.138"></a>
<FONT color="green">139</FONT>        /**<a name="line.139"></a>
<FONT color="green">140</FONT>         * Returns an integer that indicates the relative ordering of two<a name="line.140"></a>
<FONT color="green">141</FONT>         * time periods.<a name="line.141"></a>
<FONT color="green">142</FONT>         * <a name="line.142"></a>
<FONT color="green">143</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.143"></a>
<FONT color="green">144</FONT>         * <a name="line.144"></a>
<FONT color="green">145</FONT>         * @return An integer.<a name="line.145"></a>
<FONT color="green">146</FONT>         * <a name="line.146"></a>
<FONT color="green">147</FONT>         * @throws ClassCastException if &lt;code&gt;obj&lt;/code&gt; is not an instance of<a name="line.147"></a>
<FONT color="green">148</FONT>         *                            {@link TimePeriod}.<a name="line.148"></a>
<FONT color="green">149</FONT>         */<a name="line.149"></a>
<FONT color="green">150</FONT>        public int compareTo(Object obj) {        <a name="line.150"></a>
<FONT color="green">151</FONT>            TimePeriod that = (TimePeriod) obj;<a name="line.151"></a>
<FONT color="green">152</FONT>            long t0 = getStart().getTime();<a name="line.152"></a>
<FONT color="green">153</FONT>            long t1 = getEnd().getTime();<a name="line.153"></a>
<FONT color="green">154</FONT>            long m0 = t0 + (t1 - t0) / 2L;<a name="line.154"></a>
<FONT color="green">155</FONT>            long t2 = that.getStart().getTime();<a name="line.155"></a>
<FONT color="green">156</FONT>            long t3 = that.getEnd().getTime();<a name="line.156"></a>
<FONT color="green">157</FONT>            long m1 = t2 + (t3 - t2) / 2L;<a name="line.157"></a>
<FONT color="green">158</FONT>            if (m0 &lt; m1) {<a name="line.158"></a>
<FONT color="green">159</FONT>                return -1;   <a name="line.159"></a>
<FONT color="green">160</FONT>            }<a name="line.160"></a>
<FONT color="green">161</FONT>            else if (m0 &gt; m1) {<a name="line.161"></a>
<FONT color="green">162</FONT>                return 1;   <a name="line.162"></a>
<FONT color="green">163</FONT>            }<a name="line.163"></a>
<FONT color="green">164</FONT>            else {<a name="line.164"></a>
<FONT color="green">165</FONT>                if (t0 &lt; t2) {<a name="line.165"></a>
<FONT color="green">166</FONT>                    return -1;<a name="line.166"></a>
<FONT color="green">167</FONT>                }<a name="line.167"></a>
<FONT color="green">168</FONT>                else if (t0 &gt; t2) {<a name="line.168"></a>
<FONT color="green">169</FONT>                    return 1;   <a name="line.169"></a>
<FONT color="green">170</FONT>                }<a name="line.170"></a>
<FONT color="green">171</FONT>                else {<a name="line.171"></a>
<FONT color="green">172</FONT>                    if (t1 &lt; t3) {<a name="line.172"></a>
<FONT color="green">173</FONT>                        return -1;   <a name="line.173"></a>
<FONT color="green">174</FONT>                    }<a name="line.174"></a>
<FONT color="green">175</FONT>                    else if (t1 &gt; t3) {<a name="line.175"></a>
<FONT color="green">176</FONT>                        return 1;   <a name="line.176"></a>
<FONT color="green">177</FONT>                    }<a name="line.177"></a>
<FONT color="green">178</FONT>                    else {<a name="line.178"></a>
<FONT color="green">179</FONT>                        return 0;   <a name="line.179"></a>
<FONT color="green">180</FONT>                    }<a name="line.180"></a>
<FONT color="green">181</FONT>                }<a name="line.181"></a>
<FONT color="green">182</FONT>            }<a name="line.182"></a>
<FONT color="green">183</FONT>        }<a name="line.183"></a>
<FONT color="green">184</FONT>        <a name="line.184"></a>
<FONT color="green">185</FONT>        /**<a name="line.185"></a>
<FONT color="green">186</FONT>         * Returns a hash code for this object instance.  The approach described by<a name="line.186"></a>
<FONT color="green">187</FONT>         * Joshua Bloch in "Effective Java" has been used here - see:<a name="line.187"></a>
<FONT color="green">188</FONT>         * &lt;p&gt;<a name="line.188"></a>
<FONT color="green">189</FONT>         * &lt;code&gt;http://developer.java.sun.com/<a name="line.189"></a>
<FONT color="green">190</FONT>         * developer/Books/effectivejava/Chapter3.pdf&lt;/code&gt;<a name="line.190"></a>
<FONT color="green">191</FONT>         * <a name="line.191"></a>
<FONT color="green">192</FONT>         * @return A hash code.<a name="line.192"></a>
<FONT color="green">193</FONT>         */<a name="line.193"></a>
<FONT color="green">194</FONT>        public int hashCode() {<a name="line.194"></a>
<FONT color="green">195</FONT>            int result = 17;<a name="line.195"></a>
<FONT color="green">196</FONT>            result = 37 * result + this.start.hashCode();<a name="line.196"></a>
<FONT color="green">197</FONT>            result = 37 * result + this.end.hashCode();<a name="line.197"></a>
<FONT color="green">198</FONT>            return result;<a name="line.198"></a>
<FONT color="green">199</FONT>        }<a name="line.199"></a>
<FONT color="green">200</FONT>    <a name="line.200"></a>
<FONT color="green">201</FONT>    }<a name="line.201"></a>




























































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