在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 $ P# C7 h: V' H/ y. A6 N1 M+ B: H& p ]" u# w1 b
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@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") ) s/ J' g' C( s/ O* i3 U) g5 U public double getMeasured pressure() { ) J/ Z9 y; G: [' `' f" _: i return measured pressure" n& Z0 A( |; u% I. N0 M( A7 W
} ' G$ t w% v1 D5 }$ X public void setMeasured pressure(double newValue) { . R8 q# e8 [( w5 ?4 a- ]' S measured pressure = newValue+ k- d5 @" H1 w9 M5 G
} : B6 z- w- h4 z public double measured pressure = 0! w# o9 p) c, T: m/ e0 K- X D# w
( k- o) E- y. q; ~ /** M- t f/ c5 z! ]9 Y * 6 P& n! m0 G; S0 R * This value is used to automatically generate agent identifiers., s* N$ h& I2 h' R, V, k* M; m
* @field serialVersionUID & i! H0 f) z8 Z6 O! ^ *7 w* k2 l/ z. M; ?/ D
*/ , d1 t E ~% M: u private static final long serialVersionUID = 1L+ C$ s0 R2 R7 D! D2 O9 U* e
/ i( _. a+ M/ S2 X. V. W! x# f /** ) B/ \' V6 R5 _8 n" I% _ * ( I) s% g/ j& H * This value is used to automatically generate agent identifiers. / \# f) r. M! ~0 V% Q * @field agentIDCounter( z | H* W1 p0 n8 J
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protected static long agentIDCounter = 1 4 S! O) L- P, ~- e. O& p1 r # F1 @) `, J; [* `0 o& r3 [# ] /** 1 D4 ?) [! G: s/ N* q * 4 v! J4 J3 t% A( T* j * This value is the agent's identifier. ( G& W9 P8 C6 }" ^ * @field agentID " P. k& C y* Z# D# s' j * . i' \: n1 o8 u* d/ \8 D* i */- q7 ~& P) d1 s9 G$ Z
protected String agentID = "GasNode " + (agentIDCounter++) . P% e! ~5 |3 r# L+ D1 e6 F- U& G& J- T) M
/** 1 U$ d/ p/ Z( M6 T+ I, d$ t * + c6 O& v2 u9 O" b4 W * This is the step behavior. / P, O6 }6 n: y& l ^( e- c' N1 T * @method step 2 z0 V) K+ n$ {; ~4 g9 B! { * # d! c& Y# l8 ?4 W* {9 G */' v. |% d- k2 c0 p1 M7 r, W
@Watch( w7 J% z# Y6 p- O0 W watcheeClassName = 'infrastructuredemo.GasNode',3 f- C0 w, M& F3 Z$ g, e
watcheeFieldNames = 'pressure',& t. v$ z+ e3 ^+ Z* p
query = 'linked_from'," {# N4 |3 ` y) S: u
whenToTrigger = WatcherTriggerSchedule.LATER," Z6 h" A \' h1 }- c4 m/ q
scheduleTriggerDelta = 10d , A$ R/ r, v; A( E( \ ) ' _' `' @" H; B9 [- S5 f, M public def step(infrastructuredemo.GasNode watchedAgent) {# z1 `2 k6 O* a# _& V
' |3 S6 o* `2 D0 K9 _1 k: B( u // Define the return value variable. ; Y/ B: Z, B+ c, x% Y- S def returnValue & Q% |3 `" @9 M + q- B8 r, U. M' J. e3 ?! ?# p // Note the simulation time. 1 k9 P9 `0 a) R9 g3 @6 a def time = GetTickCountInTimeUnits()) v T; p& P& b) D, T& N
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// This is an agent decision. + l1 x& c# N+ e3 I0 N, T if (watchedNode.pressure<200) { 2 D" ~, A( M$ r* r/ k8 x9 v3 [; J; Y. y
// This is a task.! _5 u1 T. E, f7 V
setPressure(watchedAgent.pressure)( K+ M- B( L7 V7 Q+ l$ H
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} else {: O- X Q* x- Z' ]+ {
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} $ F7 G: {- k; e5 o* I/ H" a1 b // Return the results. | X, c! R3 m: D' Z9 e0 p return returnValue , M9 x4 ], M6 m3 [5 }( f; r5 w. c; q4 E8 ?9 Z
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* , c' Y. q: ?. {1 g8 f6 n/ f' i * This is the step behavior.7 b) s' b" P/ N# [: G( |# W
* @method step* t1 _, c. F, x% y0 B: T
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*/ ( K' b- w: X) i @ScheduledMethod(9 S9 e( o6 F F! }+ i' U' a7 x
start = 1d,' ]- v5 ^6 y, g5 t
interval = 1d, ; g- i9 ]1 R% \% @( F7 W shuffle = false5 }, {- A5 L' o1 j
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public void step() { & P0 A0 w" \* q1 c* T5 d/ l7 E# e, N* [. [
// Note the simulation time. 6 t5 I; K% \) Y4 e def time = GetTickCountInTimeUnits() # J) K: _, c0 |* U3 ~* `, b ' A* ~) E, B! c' z$ H4 g% j1 Q // This is a task. * L- \0 f! q" K% Z! V$ \ measurePressure=pressure+ RandomDraw(-20.0, 20.0) / a5 R! Q* X* K \ // End the method.& z+ w, c! Z; G+ G# ]& B
return 0 L9 n4 c1 p, y( u! H& ]4 n. ^& _% J4 }
}
注意,在函数step中4 l8 t# ^/ {) Z1 e4 G$ g% H. A* s
public def step(infrastructuredemo.GasNode watchedAgent) {+ S' O2 L$ K( L9 ~, M8 z m+ \& A
//这里是watchedAgent ! q( d9 l, Q" i 但是在语句中,你填的是watchedNode . m# t4 h. h2 f+ I5 i4 @ // This is an agent decision. / f5 t% Z' ?8 ?5 i q if (watchedNode.pressure<200) { 0 D5 i3 v3 c9 L. M setPressure(watchedAgent.pressure)# c& R U Z) f& Y
变量名称须统一,可以都改为watchedAgent